55666120

素因数分解:

$2^3\times 5^1\times {\mathrm{1391653}}^1$

素因数の和:1391664

約数の個数: 16

約数和(自身を含む): 125248860

約数和(自身を除く): 69582740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1391653, 2783306, 5566612, 6958265, 11133224, 13916530, 27833060, 55666120]

約数ペア:

[(1, 55666120), (2, 27833060), (4, 13916530), (5, 11133224), (8, 6958265), (10, 5566612), (20, 2783306), (40, 1391653)]