55718660

素因数分解:

$2^2\times 5^1\times {\mathrm{1559}}^1\times {\mathrm{1787}}^1$

素因数の和:3355

約数の個数: 24

約数和(自身を含む): 117149760

約数和(自身を除く): 61431100

約数列:

[1, 2, 4, 5, 10, 20, 1559, 1787, 3118, 3574, 6236, 7148, 7795, 8935, 15590, 17870, 31180, 35740, 2785933, 5571866, 11143732, 13929665, 27859330, 55718660]

約数ペア:

[(1, 55718660), (2, 27859330), (4, 13929665), (5, 11143732), (10, 5571866), (20, 2785933), (1559, 35740), (1787, 31180), (3118, 17870), (3574, 15590), (6236, 8935), (7148, 7795)]