725942020

素因数分解:

$2^2\times 5^1\times {\mathrm{36297101}}^1$

素因数の和:36297110

約数の個数: 12

約数和(自身を含む): 1524478284

約数和(自身を除く): 798536264

約数列:

[1, 2, 4, 5, 10, 20, 36297101, 72594202, 145188404, 181485505, 362971010, 725942020]

約数ペア:

[(1, 725942020), (2, 362971010), (4, 181485505), (5, 145188404), (10, 72594202), (20, 36297101)]