7663780

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2797}}^1$

素因数の和:2943

約数の個数: 24

約数和(自身を含む): 16217208

約数和(自身を除く): 8553428

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 2797, 5594, 11188, 13985, 27970, 55940, 383189, 766378, 1532756, 1915945, 3831890, 7663780]

約数ペア:

[(1, 7663780), (2, 3831890), (4, 1915945), (5, 1532756), (10, 766378), (20, 383189), (137, 55940), (274, 27970), (548, 13985), (685, 11188), (1370, 5594), (2740, 2797)]