70637020

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{25409}}^1$

素因数の和:25557

約数の個数: 24

約数和(自身を含む): 149410800

約数和(自身を除く): 78773780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 25409, 50818, 101636, 127045, 254090, 508180, 3531851, 7063702, 14127404, 17659255, 35318510, 70637020]

約数ペア:

[(1, 70637020), (2, 35318510), (4, 17659255), (5, 14127404), (10, 7063702), (20, 3531851), (139, 508180), (278, 254090), (556, 127045), (695, 101636), (1390, 50818), (2780, 25409)]