80855180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{577537}}^1$

素因数の和:577553

約数の個数: 24

約数和(自身を含む): 194052768

約数和(自身を除く): 113197588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 577537, 1155074, 2310148, 2887685, 4042759, 5775370, 8085518, 11550740, 16171036, 20213795, 40427590, 80855180]

約数ペア:

[(1, 80855180), (2, 40427590), (4, 20213795), (5, 16171036), (7, 11550740), (10, 8085518), (14, 5775370), (20, 4042759), (28, 2887685), (35, 2310148), (70, 1155074), (140, 577537)]