20215310

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{25589}}^1$

素因数の和:25675

約数の個数: 16

約数和(自身を含む): 36849600

約数和(自身を除く): 16634290

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 25589, 51178, 127945, 255890, 2021531, 4043062, 10107655, 20215310]

約数ペア:

[(1, 20215310), (2, 10107655), (5, 4043062), (10, 2021531), (79, 255890), (158, 127945), (395, 51178), (790, 25589)]