Order 1280.
2358 conjugacy classes of subgroups.
The subgroup lattice has 258 nodes — too large to display as a diagram.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 6. C2×#65140 | C2 | direct (N × H) |
| 23. #65140 | C22 | direct (N × H) |
| 35. C22×Dic10 | Q8 | semidirect |
| 81. C2×Dic10 | C2×Q8 | semidirect |
| 133. Dic10 | C22×Q8 | semidirect |
| 165. C22×C5 | #475 | semidirect |
| 211. C2×C5 | C2×#475 | semidirect |
| 239. C5 | C22×#475 | semidirect |
| 240. C22 | #65140 | direct (N × H) |
| 253. C2 | C2×#65140 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C22×#4015 | 2 |
| C22×C4×Dic10 | 2 |
| C22×C5×C4⋊C8 | 2 |
| C22×#3948 | 2 |
| C22×#3949 | 2 |
| C2×#65140 | 2 |
| C22×#475 | 5 |