25355180

素因数分解:

$2^2\times 5^1\times {\mathrm{881}}^1\times {\mathrm{1439}}^1$

素因数の和:2329

約数の個数: 24

約数和(自身を含む): 53343360

約数和(自身を除く): 27988180

約数列:

[1, 2, 4, 5, 10, 20, 881, 1439, 1762, 2878, 3524, 4405, 5756, 7195, 8810, 14390, 17620, 28780, 1267759, 2535518, 5071036, 6338795, 12677590, 25355180]

約数ペア:

[(1, 25355180), (2, 12677590), (4, 6338795), (5, 5071036), (10, 2535518), (20, 1267759), (881, 28780), (1439, 17620), (1762, 14390), (2878, 8810), (3524, 7195), (4405, 5756)]