25212220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{114601}}^1$

素因数の和:114621

約数の個数: 24

約数和(自身を含む): 57759408

約数和(自身を除く): 32547188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 114601, 229202, 458404, 573005, 1146010, 1260611, 2292020, 2521222, 5042444, 6303055, 12606110, 25212220]

約数ペア:

[(1, 25212220), (2, 12606110), (4, 6303055), (5, 5042444), (10, 2521222), (11, 2292020), (20, 1260611), (22, 1146010), (44, 573005), (55, 458404), (110, 229202), (220, 114601)]