76197020

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{27409}}^1$

素因数の和:27557

約数の個数: 24

約数和(自身を含む): 161170800

約数和(自身を除く): 84973780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 27409, 54818, 109636, 137045, 274090, 548180, 3809851, 7619702, 15239404, 19049255, 38098510, 76197020]

約数ペア:

[(1, 76197020), (2, 38098510), (4, 19049255), (5, 15239404), (10, 7619702), (20, 3809851), (139, 548180), (278, 274090), (556, 137045), (695, 109636), (1390, 54818), (2780, 27409)]