61117820

素因数分解:

$2^2\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{2801}}^1$

素因数の和:3901

約数の個数: 24

約数和(自身を含む): 128510928

約数和(自身を除く): 67393108

約数列:

[1, 2, 4, 5, 10, 20, 1091, 2182, 2801, 4364, 5455, 5602, 10910, 11204, 14005, 21820, 28010, 56020, 3055891, 6111782, 12223564, 15279455, 30558910, 61117820]

約数ペア:

[(1, 61117820), (2, 30558910), (4, 15279455), (5, 12223564), (10, 6111782), (20, 3055891), (1091, 56020), (2182, 28010), (2801, 21820), (4364, 14005), (5455, 11204), (5602, 10910)]