2486457020

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{894409}}^1$

素因数の和:894557

約数の個数: 24

約数和(自身を含む): 5259130800

約数和(自身を除く): 2772673780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 894409, 1788818, 3577636, 4472045, 8944090, 17888180, 124322851, 248645702, 497291404, 621614255, 1243228510, 2486457020]

約数ペア:

[(1, 2486457020), (2, 1243228510), (4, 621614255), (5, 497291404), (10, 248645702), (20, 124322851), (139, 17888180), (278, 8944090), (556, 4472045), (695, 3577636), (1390, 1788818), (2780, 894409)]