870860540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3958457}}^1$

素因数の和:3958477

約数の個数: 24

約数和(自身を含む): 1995062832

約数和(自身を除く): 1124202292

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 3958457, 7916914, 15833828, 19792285, 39584570, 43543027, 79169140, 87086054, 174172108, 217715135, 435430270, 870860540]

約数ペア:

[(1, 870860540), (2, 435430270), (4, 217715135), (5, 174172108), (10, 87086054), (11, 79169140), (20, 43543027), (22, 39584570), (44, 19792285), (55, 15833828), (110, 7916914), (220, 3958457)]