985820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4481}}^1$

素因数の和:4501

約数の個数: 24

約数和(自身を含む): 2258928

約数和(自身を除く): 1273108

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 4481, 8962, 17924, 22405, 44810, 49291, 89620, 98582, 197164, 246455, 492910, 985820]

約数ペア:

[(1, 985820), (2, 492910), (4, 246455), (5, 197164), (10, 98582), (11, 89620), (20, 49291), (22, 44810), (44, 22405), (55, 17924), (110, 8962), (220, 4481)]