1078268560

素因数分解:

$2^4\times 5^1\times {\mathrm{821}}^1\times {\mathrm{16417}}^1$

素因数の和:17251

約数の個数: 40

約数和(自身を含む): 2510180856

約数和(自身を除く): 1431912296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 821, 1642, 3284, 4105, 6568, 8210, 13136, 16417, 16420, 32834, 32840, 65668, 65680, 82085, 131336, 164170, 262672, 328340, 656680, 1313360, 13478357, 26956714, 53913428, 67391785, 107826856, 134783570, 215653712, 269567140, 539134280, 1078268560]

約数ペア:

[(1, 1078268560), (2, 539134280), (4, 269567140), (5, 215653712), (8, 134783570), (10, 107826856), (16, 67391785), (20, 53913428), (40, 26956714), (80, 13478357), (821, 1313360), (1642, 656680), (3284, 328340), (4105, 262672), (6568, 164170), (8210, 131336), (13136, 82085), (16417, 65680), (16420, 65668), (32834, 32840)]