7058420

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2539}}^1$

素因数の和:2687

約数の個数: 24

約数和(自身を含む): 14935200

約数和(自身を除く): 7876780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2539, 2780, 5078, 10156, 12695, 25390, 50780, 352921, 705842, 1411684, 1764605, 3529210, 7058420]

約数ペア:

[(1, 7058420), (2, 3529210), (4, 1764605), (5, 1411684), (10, 705842), (20, 352921), (139, 50780), (278, 25390), (556, 12695), (695, 10156), (1390, 5078), (2539, 2780)]