628580

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{593}}^1$

素因数の和:655

約数の個数: 24

約数和(自身を含む): 1347192

約数和(自身を除く): 718612

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 593, 1060, 1186, 2372, 2965, 5930, 11860, 31429, 62858, 125716, 157145, 314290, 628580]

約数ペア:

[(1, 628580), (2, 314290), (4, 157145), (5, 125716), (10, 62858), (20, 31429), (53, 11860), (106, 5930), (212, 2965), (265, 2372), (530, 1186), (593, 1060)]