220185845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{11471}}^1$

素因数の和:11836

約数の個数: 16

約数和(自身を含む): 289094400

約数和(自身を除く): 68908555

約数列:

[1, 5, 11, 55, 349, 1745, 3839, 11471, 19195, 57355, 126181, 630905, 4003379, 20016895, 44037169, 220185845]

約数ペア:

[(1, 220185845), (5, 44037169), (11, 20016895), (55, 4003379), (349, 630905), (1745, 126181), (3839, 57355), (11471, 19195)]