157672040

素因数分解:

$2^3\times 5^1\times {\mathrm{3941801}}^1$

素因数の和:3941812

約数の個数: 16

約数和(自身を含む): 354762180

約数和(自身を除く): 197090140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3941801, 7883602, 15767204, 19709005, 31534408, 39418010, 78836020, 157672040]

約数ペア:

[(1, 157672040), (2, 78836020), (4, 39418010), (5, 31534408), (8, 19709005), (10, 15767204), (20, 7883602), (40, 3941801)]