31105940

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{4969}}^1$

素因数の和:5291

約数の個数: 24

約数和(自身を含む): 65544360

約数和(自身を除く): 34438420

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 4969, 6260, 9938, 19876, 24845, 49690, 99380, 1555297, 3110594, 6221188, 7776485, 15552970, 31105940]

約数ペア:

[(1, 31105940), (2, 15552970), (4, 7776485), (5, 6221188), (10, 3110594), (20, 1555297), (313, 99380), (626, 49690), (1252, 24845), (1565, 19876), (3130, 9938), (4969, 6260)]