20170017640

素因数分解:

$2^3\times 5^1\times {\mathrm{504250441}}^1$

素因数の和:504250452

約数の個数: 16

約数和(自身を含む): 45382539780

約数和(自身を除く): 25212522140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 504250441, 1008500882, 2017001764, 2521252205, 4034003528, 5042504410, 10085008820, 20170017640]

約数ペア:

[(1, 20170017640), (2, 10085008820), (4, 5042504410), (5, 4034003528), (8, 2521252205), (10, 2017001764), (20, 1008500882), (40, 504250441)]