39770090

素因数分解:

$2^1\times 5^1\times {\mathrm{1559}}^1\times {\mathrm{2551}}^1$

素因数の和:4117

約数の個数: 16

約数和(自身を含む): 71660160

約数和(自身を除く): 31890070

約数列:

[1, 2, 5, 10, 1559, 2551, 3118, 5102, 7795, 12755, 15590, 25510, 3977009, 7954018, 19885045, 39770090]

約数ペア:

[(1, 39770090), (2, 19885045), (5, 7954018), (10, 3977009), (1559, 25510), (2551, 15590), (3118, 12755), (5102, 7795)]