39584180

素因数分解:

$2^2\times 5^1\times {\mathrm{1979209}}^1$

素因数の和:1979218

約数の個数: 12

約数和(自身を含む): 83126820

約数和(自身を除く): 43542640

約数列:

[1, 2, 4, 5, 10, 20, 1979209, 3958418, 7916836, 9896045, 19792090, 39584180]

約数ペア:

[(1, 39584180), (2, 19792090), (4, 9896045), (5, 7916836), (10, 3958418), (20, 1979209)]