56208820

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{20219}}^1$

素因数の和:20367

約数の個数: 24

約数和(自身を含む): 118893600

約数和(自身を除く): 62684780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 20219, 40438, 80876, 101095, 202190, 404380, 2810441, 5620882, 11241764, 14052205, 28104410, 56208820]

約数ペア:

[(1, 56208820), (2, 28104410), (4, 14052205), (5, 11241764), (10, 5620882), (20, 2810441), (139, 404380), (278, 202190), (556, 101095), (695, 80876), (1390, 40438), (2780, 20219)]