7797260

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1979}}^1$

素因数の和:2185

約数の個数: 24

約数和(自身を含む): 16465680

約数和(自身を除く): 8668420

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 1979, 3940, 3958, 7916, 9895, 19790, 39580, 389863, 779726, 1559452, 1949315, 3898630, 7797260]

約数ペア:

[(1, 7797260), (2, 3898630), (4, 1949315), (5, 1559452), (10, 779726), (20, 389863), (197, 39580), (394, 19790), (788, 9895), (985, 7916), (1970, 3958), (1979, 3940)]