207988580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{358601}}^1$

素因数の和:358639

約数の個数: 24

約数和(自身を含む): 451838520

約数和(自身を除く): 243849940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 358601, 717202, 1434404, 1793005, 3586010, 7172020, 10399429, 20798858, 41597716, 51997145, 103994290, 207988580]

約数ペア:

[(1, 207988580), (2, 103994290), (4, 51997145), (5, 41597716), (10, 20798858), (20, 10399429), (29, 7172020), (58, 3586010), (116, 1793005), (145, 1434404), (290, 717202), (580, 358601)]