142788680

素因数分解:

$2^3\times 5^1\times {\mathrm{3569717}}^1$

素因数の和:3569728

約数の個数: 16

約数和(自身を含む): 321274620

約数和(自身を除く): 178485940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3569717, 7139434, 14278868, 17848585, 28557736, 35697170, 71394340, 142788680]

約数ペア:

[(1, 142788680), (2, 71394340), (4, 35697170), (5, 28557736), (8, 17848585), (10, 14278868), (20, 7139434), (40, 3569717)]