2019687860

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{980431}}^1$

素因数の和:980543

約数の個数: 24

約数和(自身を含む): 4282526976

約数和(自身を除く): 2262839116

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 980431, 1960862, 3921724, 4902155, 9804310, 19608620, 100984393, 201968786, 403937572, 504921965, 1009843930, 2019687860]

約数ペア:

[(1, 2019687860), (2, 1009843930), (4, 504921965), (5, 403937572), (10, 201968786), (20, 100984393), (103, 19608620), (206, 9804310), (412, 4902155), (515, 3921724), (1030, 1960862), (2060, 980431)]