16780454560

素因数分解:

$2^5\times 5^1\times {\mathrm{2221}}^1\times {\mathrm{47221}}^1$

素因数の和:49457

約数の個数: 48

約数和(自身を含む): 39662513352

約数和(自身を除く): 22882058792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 2221, 4442, 8884, 11105, 17768, 22210, 35536, 44420, 47221, 71072, 88840, 94442, 177680, 188884, 236105, 355360, 377768, 472210, 755536, 944420, 1511072, 1888840, 3777680, 7555360, 104877841, 209755682, 419511364, 524389205, 839022728, 1048778410, 1678045456, 2097556820, 3356090912, 4195113640, 8390227280, 16780454560]

約数ペア:

[(1, 16780454560), (2, 8390227280), (4, 4195113640), (5, 3356090912), (8, 2097556820), (10, 1678045456), (16, 1048778410), (20, 839022728), (32, 524389205), (40, 419511364), (80, 209755682), (160, 104877841), (2221, 7555360), (4442, 3777680), (8884, 1888840), (11105, 1511072), (17768, 944420), (22210, 755536), (35536, 472210), (44420, 377768), (47221, 355360), (71072, 236105), (88840, 188884), (94442, 177680)]