159748040

素因数分解:

$2^3\times 5^1\times {\mathrm{3993701}}^1$

素因数の和:3993712

約数の個数: 16

約数和(自身を含む): 359433180

約数和(自身を除く): 199685140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3993701, 7987402, 15974804, 19968505, 31949608, 39937010, 79874020, 159748040]

約数ペア:

[(1, 159748040), (2, 79874020), (4, 39937010), (5, 31949608), (8, 19968505), (10, 15974804), (20, 7987402), (40, 3993701)]