2020063775

素因数分解:

$5^2\times {\mathrm{149}}^1\times {\mathrm{542299}}^1$

素因数の和:542458

約数の個数: 12

約数和(自身を含む): 2521695000

約数和(自身を除く): 501631225

約数列:

[1, 5, 25, 149, 745, 3725, 542299, 2711495, 13557475, 80802551, 404012755, 2020063775]

約数ペア:

[(1, 2020063775), (5, 404012755), (25, 80802551), (149, 13557475), (745, 2711495), (3725, 542299)]