55235480

素因数分解:

$2^3\times 5^1\times {\mathrm{1380887}}^1$

素因数の和:1380898

約数の個数: 16

約数和(自身を含む): 124279920

約数和(自身を除く): 69044440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1380887, 2761774, 5523548, 6904435, 11047096, 13808870, 27617740, 55235480]

約数ペア:

[(1, 55235480), (2, 27617740), (4, 13808870), (5, 11047096), (8, 6904435), (10, 5523548), (20, 2761774), (40, 1380887)]