31009820

素因数分解:

$2^2\times 5^1\times {\mathrm{1201}}^1\times {\mathrm{1291}}^1$

素因数の和:2501

約数の個数: 24

約数和(自身を含む): 65225328

約数和(自身を除く): 34215508

約数列:

[1, 2, 4, 5, 10, 20, 1201, 1291, 2402, 2582, 4804, 5164, 6005, 6455, 12010, 12910, 24020, 25820, 1550491, 3100982, 6201964, 7752455, 15504910, 31009820]

約数ペア:

[(1, 31009820), (2, 15504910), (4, 7752455), (5, 6201964), (10, 3100982), (20, 1550491), (1201, 25820), (1291, 24020), (2402, 12910), (2582, 12010), (4804, 6455), (5164, 6005)]