16974040

素因数分解:

$2^3\times 5^1\times {\mathrm{424351}}^1$

素因数の和:424362

約数の個数: 16

約数和(自身を含む): 38191680

約数和(自身を除く): 21217640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 424351, 848702, 1697404, 2121755, 3394808, 4243510, 8487020, 16974040]

約数ペア:

[(1, 16974040), (2, 8487020), (4, 4243510), (5, 3394808), (8, 2121755), (10, 1697404), (20, 848702), (40, 424351)]