86870620

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{22741}}^1$

素因数の和:22941

約数の個数: 24

約数和(自身を含む): 183391488

約数和(自身を除く): 96520868

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 22741, 45482, 90964, 113705, 227410, 454820, 4343531, 8687062, 17374124, 21717655, 43435310, 86870620]

約数ペア:

[(1, 86870620), (2, 43435310), (4, 21717655), (5, 17374124), (10, 8687062), (20, 4343531), (191, 454820), (382, 227410), (764, 113705), (955, 90964), (1910, 45482), (3820, 22741)]