57301660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{220391}}^1$

素因数の和:220413

約数の個数: 24

約数和(自身を含む): 129590496

約数和(自身を除く): 72288836

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 220391, 440782, 881564, 1101955, 2203910, 2865083, 4407820, 5730166, 11460332, 14325415, 28650830, 57301660]

約数ペア:

[(1, 57301660), (2, 28650830), (4, 14325415), (5, 11460332), (10, 5730166), (13, 4407820), (20, 2865083), (26, 2203910), (52, 1101955), (65, 881564), (130, 440782), (260, 220391)]