2019401140

素因数分解:

$2^2\times 5^1\times {\mathrm{100970057}}^1$

素因数の和:100970066

約数の個数: 12

約数和(自身を含む): 4240742436

約数和(自身を除く): 2221341296

約数列:

[1, 2, 4, 5, 10, 20, 100970057, 201940114, 403880228, 504850285, 1009700570, 2019401140]

約数ペア:

[(1, 2019401140), (2, 1009700570), (4, 504850285), (5, 403880228), (10, 201940114), (20, 100970057)]