149724220

素因数分解:

$2^2\times 5^1\times {\mathrm{563}}^1\times {\mathrm{13297}}^1$

素因数の和:13869

約数の個数: 24

約数和(自身を含む): 315003024

約数和(自身を除く): 165278804

約数列:

[1, 2, 4, 5, 10, 20, 563, 1126, 2252, 2815, 5630, 11260, 13297, 26594, 53188, 66485, 132970, 265940, 7486211, 14972422, 29944844, 37431055, 74862110, 149724220]

約数ペア:

[(1, 149724220), (2, 74862110), (4, 37431055), (5, 29944844), (10, 14972422), (20, 7486211), (563, 265940), (1126, 132970), (2252, 66485), (2815, 53188), (5630, 26594), (11260, 13297)]