56764580

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{20717}}^1$

素因数の和:20863

約数の個数: 24

約数和(自身を含む): 120081528

約数和(自身を除く): 63316948

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 20717, 41434, 82868, 103585, 207170, 414340, 2838229, 5676458, 11352916, 14191145, 28382290, 56764580]

約数ペア:

[(1, 56764580), (2, 28382290), (4, 14191145), (5, 11352916), (10, 5676458), (20, 2838229), (137, 414340), (274, 207170), (548, 103585), (685, 82868), (1370, 41434), (2740, 20717)]