79644740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{568891}}^1$

素因数の和:568907

約数の個数: 24

約数和(自身を含む): 191147712

約数和(自身を除く): 111502972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 568891, 1137782, 2275564, 2844455, 3982237, 5688910, 7964474, 11377820, 15928948, 19911185, 39822370, 79644740]

約数ペア:

[(1, 79644740), (2, 39822370), (4, 19911185), (5, 15928948), (7, 11377820), (10, 7964474), (14, 5688910), (20, 3982237), (28, 2844455), (35, 2275564), (70, 1137782), (140, 568891)]