Order 320.
146 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center | C2 | #4099 |
| commutator, cosocle | C2×C4×C5 | C23 |
| Frattini | C2×C4 | C22×D5 |
| Fitting | C5×2−1+4 | C2 |
| socle | C2×C5 | #120 |
| hypercenter | 2−1+4 | D5 |
| hypocenter | C5 | #454 |
| LCS | G ▷ C2×C4×C5 ▷ C2×C5 ▷ C5 | |
| UCS | C1 ◁ C2 ◁ C2×C4 ◁ 2−1+4 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. C5×2−1+4 | C2 | semidirect |
| 2. #4095 | C2 | semidirect |
| 3. #4093 | C2 | semidirect |
| 4. #3969 | C2 | semidirect |
| 5. #3968 | C2 | semidirect |
| 32. 2−1+4 | D5 | semidirect |
| 74. C5 | #454 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C5×2−1+4 | 2 |
| #4095 | 2 |
| #4093 | 2 |
| #3969 | 2 |
| #3968 | 2 |
| #454 | 5 |