1256337580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{877}}^1\times {\mathrm{1747}}^1$

素因数の和:2674

約数の個数: 48

約数和(自身を含む): 2707288416

約数和(自身を除く): 1450950836

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 877, 1747, 1754, 3494, 3508, 4385, 6988, 8735, 8770, 17470, 17540, 34940, 35957, 71627, 71914, 143254, 143828, 179785, 286508, 358135, 359570, 716270, 719140, 1432540, 1532119, 3064238, 6128476, 7660595, 15321190, 30642380, 62816879, 125633758, 251267516, 314084395, 628168790, 1256337580]

約数ペア:

[(1, 1256337580), (2, 628168790), (4, 314084395), (5, 251267516), (10, 125633758), (20, 62816879), (41, 30642380), (82, 15321190), (164, 7660595), (205, 6128476), (410, 3064238), (820, 1532119), (877, 1432540), (1747, 719140), (1754, 716270), (3494, 359570), (3508, 358135), (4385, 286508), (6988, 179785), (8735, 143828), (8770, 143254), (17470, 71914), (17540, 71627), (34940, 35957)]