20045589020

素因数分解:

$2^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{2974123}}^1$

素因数の和:2974469

約数の個数: 24

約数和(自身を含む): 42220664304

約数和(自身を除く): 22175075284

約数列:

[1, 2, 4, 5, 10, 20, 337, 674, 1348, 1685, 3370, 6740, 2974123, 5948246, 11896492, 14870615, 29741230, 59482460, 1002279451, 2004558902, 4009117804, 5011397255, 10022794510, 20045589020]

約数ペア:

[(1, 20045589020), (2, 10022794510), (4, 5011397255), (5, 4009117804), (10, 2004558902), (20, 1002279451), (337, 59482460), (674, 29741230), (1348, 14870615), (1685, 11896492), (3370, 5948246), (6740, 2974123)]