20034853640

素因数分解:

$2^3\times 5^1\times {\mathrm{500871341}}^1$

素因数の和:500871352

約数の個数: 16

約数和(自身を含む): 45078420780

約数和(自身を除く): 25043567140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 500871341, 1001742682, 2003485364, 2504356705, 4006970728, 5008713410, 10017426820, 20034853640]

約数ペア:

[(1, 20034853640), (2, 10017426820), (4, 5008713410), (5, 4006970728), (8, 2504356705), (10, 2003485364), (20, 1001742682), (40, 500871341)]