2260697360

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{689237}}^1$

素因数の和:689291

約数の個数: 40

約数和(自身を含む): 5384327256

約数和(自身を除く): 3123629896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 689237, 1378474, 2756948, 3446185, 5513896, 6892370, 11027792, 13784740, 27569480, 28258717, 55138960, 56517434, 113034868, 141293585, 226069736, 282587170, 452139472, 565174340, 1130348680, 2260697360]

約数ペア:

[(1, 2260697360), (2, 1130348680), (4, 565174340), (5, 452139472), (8, 282587170), (10, 226069736), (16, 141293585), (20, 113034868), (40, 56517434), (41, 55138960), (80, 28258717), (82, 27569480), (164, 13784740), (205, 11027792), (328, 6892370), (410, 5513896), (656, 3446185), (820, 2756948), (1640, 1378474), (3280, 689237)]