25692220

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{3881}}^1$

素因数の和:4221

約数の個数: 24

約数和(自身を含む): 54130608

約数和(自身を除く): 28438388

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 3881, 6620, 7762, 15524, 19405, 38810, 77620, 1284611, 2569222, 5138444, 6423055, 12846110, 25692220]

約数ペア:

[(1, 25692220), (2, 12846110), (4, 6423055), (5, 5138444), (10, 2569222), (20, 1284611), (331, 77620), (662, 38810), (1324, 19405), (1655, 15524), (3310, 7762), (3881, 6620)]