79381480

素因数分解:

$2^3\times 5^1\times {\mathrm{1984537}}^1$

素因数の和:1984548

約数の個数: 16

約数和(自身を含む): 178608420

約数和(自身を除く): 99226940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1984537, 3969074, 7938148, 9922685, 15876296, 19845370, 39690740, 79381480]

約数ペア:

[(1, 79381480), (2, 39690740), (4, 19845370), (5, 15876296), (8, 9922685), (10, 7938148), (20, 3969074), (40, 1984537)]