22658740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{87149}}^1$

素因数の和:87171

約数の個数: 24

約数和(自身を含む): 51244200

約数和(自身を除く): 28585460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 87149, 174298, 348596, 435745, 871490, 1132937, 1742980, 2265874, 4531748, 5664685, 11329370, 22658740]

約数ペア:

[(1, 22658740), (2, 11329370), (4, 5664685), (5, 4531748), (10, 2265874), (13, 1742980), (20, 1132937), (26, 871490), (52, 435745), (65, 348596), (130, 174298), (260, 87149)]