20424475

素因数分解:

$5^2\times {\mathrm{439}}^1\times {\mathrm{1861}}^1$

素因数の和:2310

約数の個数: 12

約数和(自身を含む): 25397680

約数和(自身を除く): 4973205

約数列:

[1, 5, 25, 439, 1861, 2195, 9305, 10975, 46525, 816979, 4084895, 20424475]

約数ペア:

[(1, 20424475), (5, 4084895), (25, 816979), (439, 46525), (1861, 10975), (2195, 9305)]