71129620

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{23869}}^1$

素因数の和:24027

約数の個数: 24

約数和(自身を含む): 150381000

約数和(自身を除く): 79251380

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 23869, 47738, 95476, 119345, 238690, 477380, 3556481, 7112962, 14225924, 17782405, 35564810, 71129620]

約数ペア:

[(1, 71129620), (2, 35564810), (4, 17782405), (5, 14225924), (10, 7112962), (20, 3556481), (149, 477380), (298, 238690), (596, 119345), (745, 95476), (1490, 47738), (2980, 23869)]