20177220670

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1\times {\mathrm{4663}}^1$

素因数の和:5089

約数の個数: 64

約数和(自身を含む): 38564190720

約数和(自身を除く): 18386970050

約数列:

[1, 2, 5, 10, 29, 43, 58, 86, 145, 215, 290, 347, 430, 694, 1247, 1735, 2494, 3470, 4663, 6235, 9326, 10063, 12470, 14921, 20126, 23315, 29842, 46630, 50315, 74605, 100630, 135227, 149210, 200509, 270454, 401018, 432709, 676135, 865418, 1002545, 1352270, 1618061, 2005090, 2163545, 3236122, 4327090, 5814761, 8090305, 11629522, 16180610, 29073805, 46923769, 58147610, 69576623, 93847538, 139153246, 234618845, 347883115, 469237690, 695766230, 2017722067, 4035444134, 10088610335, 20177220670]

約数ペア:

[(1, 20177220670), (2, 10088610335), (5, 4035444134), (10, 2017722067), (29, 695766230), (43, 469237690), (58, 347883115), (86, 234618845), (145, 139153246), (215, 93847538), (290, 69576623), (347, 58147610), (430, 46923769), (694, 29073805), (1247, 16180610), (1735, 11629522), (2494, 8090305), (3470, 5814761), (4663, 4327090), (6235, 3236122), (9326, 2163545), (10063, 2005090), (12470, 1618061), (14921, 1352270), (20126, 1002545), (23315, 865418), (29842, 676135), (46630, 432709), (50315, 401018), (74605, 270454), (100630, 200509), (135227, 149210)]