7280180

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2657}}^1$

素因数の和:2803

約数の個数: 24

約数和(自身を含む): 15405768

約数和(自身を除く): 8125588

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2657, 2740, 5314, 10628, 13285, 26570, 53140, 364009, 728018, 1456036, 1820045, 3640090, 7280180]

約数ペア:

[(1, 7280180), (2, 3640090), (4, 1820045), (5, 1456036), (10, 728018), (20, 364009), (137, 53140), (274, 26570), (548, 13285), (685, 10628), (1370, 5314), (2657, 2740)]