7894220

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{5407}}^1$

素因数の和:5489

約数の個数: 24

約数和(自身を含む): 16808064

約数和(自身を除く): 8913844

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 5407, 10814, 21628, 27035, 54070, 108140, 394711, 789422, 1578844, 1973555, 3947110, 7894220]

約数ペア:

[(1, 7894220), (2, 3947110), (4, 1973555), (5, 1578844), (10, 789422), (20, 394711), (73, 108140), (146, 54070), (292, 27035), (365, 21628), (730, 10814), (1460, 5407)]