20565286780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{35457391}}^1$

素因数の和:35457429

約数の個数: 24

約数和(自身を含む): 44676313920

約数和(自身を除く): 24111027140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 35457391, 70914782, 141829564, 177286955, 354573910, 709147820, 1028264339, 2056528678, 4113057356, 5141321695, 10282643390, 20565286780]

約数ペア:

[(1, 20565286780), (2, 10282643390), (4, 5141321695), (5, 4113057356), (10, 2056528678), (20, 1028264339), (29, 709147820), (58, 354573910), (116, 177286955), (145, 141829564), (290, 70914782), (580, 35457391)]