66746740

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{49811}}^1$

素因数の和:49887

約数の個数: 24

約数和(自身を含む): 142263072

約数和(自身を除く): 75516332

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 49811, 99622, 199244, 249055, 498110, 996220, 3337337, 6674674, 13349348, 16686685, 33373370, 66746740]

約数ペア:

[(1, 66746740), (2, 33373370), (4, 16686685), (5, 13349348), (10, 6674674), (20, 3337337), (67, 996220), (134, 498110), (268, 249055), (335, 199244), (670, 99622), (1340, 49811)]