5640620

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2029}}^1$

素因数の和:2177

約数の個数: 24

約数和(自身を含む): 11936400

約数和(自身を除く): 6295780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2029, 2780, 4058, 8116, 10145, 20290, 40580, 282031, 564062, 1128124, 1410155, 2820310, 5640620]

約数ペア:

[(1, 5640620), (2, 2820310), (4, 1410155), (5, 1128124), (10, 564062), (20, 282031), (139, 40580), (278, 20290), (556, 10145), (695, 8116), (1390, 4058), (2029, 2780)]