1690813640

素因数分解:

$2^3\times 5^1\times {\mathrm{42270341}}^1$

素因数の和:42270352

約数の個数: 16

約数和(自身を含む): 3804330780

約数和(自身を除く): 2113517140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 42270341, 84540682, 169081364, 211351705, 338162728, 422703410, 845406820, 1690813640]

約数ペア:

[(1, 1690813640), (2, 845406820), (4, 422703410), (5, 338162728), (8, 211351705), (10, 169081364), (20, 84540682), (40, 42270341)]