7937780

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2897}}^1$

素因数の和:3043

約数の個数: 24

約数和(自身を含む): 16796808

約数和(自身を除く): 8859028

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 2897, 5794, 11588, 14485, 28970, 57940, 396889, 793778, 1587556, 1984445, 3968890, 7937780]

約数ペア:

[(1, 7937780), (2, 3968890), (4, 1984445), (5, 1587556), (10, 793778), (20, 396889), (137, 57940), (274, 28970), (548, 14485), (685, 11588), (1370, 5794), (2740, 2897)]