68982580

素因数分解:

$2^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{4111}}^1$

素因数の和:4959

約数の個数: 24

約数和(自身を含む): 145071360

約数和(自身を除く): 76088780

約数列:

[1, 2, 4, 5, 10, 20, 839, 1678, 3356, 4111, 4195, 8222, 8390, 16444, 16780, 20555, 41110, 82220, 3449129, 6898258, 13796516, 17245645, 34491290, 68982580]

約数ペア:

[(1, 68982580), (2, 34491290), (4, 17245645), (5, 13796516), (10, 6898258), (20, 3449129), (839, 82220), (1678, 41110), (3356, 20555), (4111, 16780), (4195, 16444), (8222, 8390)]