15691258280

素因数分解:

$2^3\times 5^1\times {\mathrm{8221}}^1\times {\mathrm{47717}}^1$

素因数の和:55949

約数の個数: 32

約数和(自身を含む): 35310365640

約数和(自身を除く): 19619107360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 8221, 16442, 32884, 41105, 47717, 65768, 82210, 95434, 164420, 190868, 238585, 328840, 381736, 477170, 954340, 1908680, 392281457, 784562914, 1569125828, 1961407285, 3138251656, 3922814570, 7845629140, 15691258280]

約数ペア:

[(1, 15691258280), (2, 7845629140), (4, 3922814570), (5, 3138251656), (8, 1961407285), (10, 1569125828), (20, 784562914), (40, 392281457), (8221, 1908680), (16442, 954340), (32884, 477170), (41105, 381736), (47717, 328840), (65768, 238585), (82210, 190868), (95434, 164420)]