2912389420

素因数分解:

$2^2\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{141241}}^1$

素因数の和:142281

約数の個数: 24

約数和(自身を含む): 6121993248

約数和(自身を除く): 3209603828

約数列:

[1, 2, 4, 5, 10, 20, 1031, 2062, 4124, 5155, 10310, 20620, 141241, 282482, 564964, 706205, 1412410, 2824820, 145619471, 291238942, 582477884, 728097355, 1456194710, 2912389420]

約数ペア:

[(1, 2912389420), (2, 1456194710), (4, 728097355), (5, 582477884), (10, 291238942), (20, 145619471), (1031, 2824820), (2062, 1412410), (4124, 706205), (5155, 564964), (10310, 282482), (20620, 141241)]