130017820

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{46769}}^1$

素因数の和:46917

約数の個数: 24

約数和(自身を含む): 275007600

約数和(自身を除く): 144989780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 46769, 93538, 187076, 233845, 467690, 935380, 6500891, 13001782, 26003564, 32504455, 65008910, 130017820]

約数ペア:

[(1, 130017820), (2, 65008910), (4, 32504455), (5, 26003564), (10, 13001782), (20, 6500891), (139, 935380), (278, 467690), (556, 233845), (695, 187076), (1390, 93538), (2780, 46769)]