55386440

素因数分解:

$2^3\times 5^1\times {\mathrm{1384661}}^1$

素因数の和:1384672

約数の個数: 16

約数和(自身を含む): 124619580

約数和(自身を除く): 69233140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1384661, 2769322, 5538644, 6923305, 11077288, 13846610, 27693220, 55386440]

約数ペア:

[(1, 55386440), (2, 27693220), (4, 13846610), (5, 11077288), (8, 6923305), (10, 5538644), (20, 2769322), (40, 1384661)]