11390180

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{4157}}^1$

素因数の和:4303

約数の個数: 24

約数和(自身を含む): 24099768

約数和(自身を除く): 12709588

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 4157, 8314, 16628, 20785, 41570, 83140, 569509, 1139018, 2278036, 2847545, 5695090, 11390180]

約数ペア:

[(1, 11390180), (2, 5695090), (4, 2847545), (5, 2278036), (10, 1139018), (20, 569509), (137, 83140), (274, 41570), (548, 20785), (685, 16628), (1370, 8314), (2740, 4157)]