671648020

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{206027}}^1$

素因数の和:206199

約数の個数: 24

約数和(自身を含む): 1419120864

約数和(自身を除く): 747472844

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 206027, 412054, 824108, 1030135, 2060270, 4120540, 33582401, 67164802, 134329604, 167912005, 335824010, 671648020]

約数ペア:

[(1, 671648020), (2, 335824010), (4, 167912005), (5, 134329604), (10, 67164802), (20, 33582401), (163, 4120540), (326, 2060270), (652, 1030135), (815, 824108), (1630, 412054), (3260, 206027)]