55915180

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{20407}}^1$

素因数の和:20553

約数の個数: 24

約数和(自身を含む): 118284768

約数和(自身を除く): 62369588

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 20407, 40814, 81628, 102035, 204070, 408140, 2795759, 5591518, 11183036, 13978795, 27957590, 55915180]

約数ペア:

[(1, 55915180), (2, 27957590), (4, 13978795), (5, 11183036), (10, 5591518), (20, 2795759), (137, 408140), (274, 204070), (548, 102035), (685, 81628), (1370, 40814), (2740, 20407)]