12768940

素因数分解:

$2^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{2179}}^1$

素因数の和:2481

約数の個数: 24

約数和(自身を含む): 26918640

約数和(自身を除く): 14149700

約数列:

[1, 2, 4, 5, 10, 20, 293, 586, 1172, 1465, 2179, 2930, 4358, 5860, 8716, 10895, 21790, 43580, 638447, 1276894, 2553788, 3192235, 6384470, 12768940]

約数ペア:

[(1, 12768940), (2, 6384470), (4, 3192235), (5, 2553788), (10, 1276894), (20, 638447), (293, 43580), (586, 21790), (1172, 10895), (1465, 8716), (2179, 5860), (2930, 4358)]