8040820

素因数分解:

$2^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{1193}}^1$

素因数の和:1539

約数の個数: 24

約数和(自身を含む): 16950024

約数和(自身を除く): 8909204

約数列:

[1, 2, 4, 5, 10, 20, 337, 674, 1193, 1348, 1685, 2386, 3370, 4772, 5965, 6740, 11930, 23860, 402041, 804082, 1608164, 2010205, 4020410, 8040820]

約数ペア:

[(1, 8040820), (2, 4020410), (4, 2010205), (5, 1608164), (10, 804082), (20, 402041), (337, 23860), (674, 11930), (1193, 6740), (1348, 5965), (1685, 4772), (2386, 3370)]