1690340

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{379}}^1$

素因数の和:611

約数の個数: 24

約数和(自身を含む): 3575040

約数和(自身を除く): 1884700

約数列:

[1, 2, 4, 5, 10, 20, 223, 379, 446, 758, 892, 1115, 1516, 1895, 2230, 3790, 4460, 7580, 84517, 169034, 338068, 422585, 845170, 1690340]

約数ペア:

[(1, 1690340), (2, 845170), (4, 422585), (5, 338068), (10, 169034), (20, 84517), (223, 7580), (379, 4460), (446, 3790), (758, 2230), (892, 1895), (1115, 1516)]