42388040

素因数分解:

$2^3\times 5^1\times {\mathrm{1059701}}^1$

素因数の和:1059712

約数の個数: 16

約数和(自身を含む): 95373180

約数和(自身を除く): 52985140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1059701, 2119402, 4238804, 5298505, 8477608, 10597010, 21194020, 42388040]

約数ペア:

[(1, 42388040), (2, 21194020), (4, 10597010), (5, 8477608), (8, 5298505), (10, 4238804), (20, 2119402), (40, 1059701)]