2017294025

素因数分解:

$5^2\times {\mathrm{89}}^1\times {\mathrm{906649}}^1$

素因数の和:906748

約数の個数: 12

約数和(自身を含む): 2529553500

約数和(自身を除く): 512259475

約数列:

[1, 5, 25, 89, 445, 2225, 906649, 4533245, 22666225, 80691761, 403458805, 2017294025]

約数ペア:

[(1, 2017294025), (5, 403458805), (25, 80691761), (89, 22666225), (445, 4533245), (2225, 906649)]