155098040

素因数分解:

$2^3\times 5^1\times {\mathrm{3877451}}^1$

素因数の和:3877462

約数の個数: 16

約数和(自身を含む): 348970680

約数和(自身を除く): 193872640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3877451, 7754902, 15509804, 19387255, 31019608, 38774510, 77549020, 155098040]

約数ペア:

[(1, 155098040), (2, 77549020), (4, 38774510), (5, 31019608), (8, 19387255), (10, 15509804), (20, 7754902), (40, 3877451)]