1880492525

素因数分解:

$5^2\times {\mathrm{109}}^1\times {\mathrm{690089}}^1$

素因数の和:690208

約数の個数: 12

約数和(自身を含む): 2353206900

約数和(自身を除く): 472714375

約数列:

[1, 5, 25, 109, 545, 2725, 690089, 3450445, 17252225, 75219701, 376098505, 1880492525]

約数ペア:

[(1, 1880492525), (5, 376098505), (25, 75219701), (109, 17252225), (545, 3450445), (2725, 690089)]