20100642340

素因数分解:

$2^2\times 5^1\times {\mathrm{23971}}^1\times {\mathrm{41927}}^1$

素因数の和:65907

約数の個数: 24

約数和(自身を含む): 42214116672

約数和(自身を除く): 22113474332

約数列:

[1, 2, 4, 5, 10, 20, 23971, 41927, 47942, 83854, 95884, 119855, 167708, 209635, 239710, 419270, 479420, 838540, 1005032117, 2010064234, 4020128468, 5025160585, 10050321170, 20100642340]

約数ペア:

[(1, 20100642340), (2, 10050321170), (4, 5025160585), (5, 4020128468), (10, 2010064234), (20, 1005032117), (23971, 838540), (41927, 479420), (47942, 419270), (83854, 239710), (95884, 209635), (119855, 167708)]