61061080

素因数分解:

$2^3\times 5^1\times {\mathrm{887}}^1\times {\mathrm{1721}}^1$

素因数の和:2619

約数の個数: 32

約数和(自身を含む): 137622240

約数和(自身を除く): 76561160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 887, 1721, 1774, 3442, 3548, 4435, 6884, 7096, 8605, 8870, 13768, 17210, 17740, 34420, 35480, 68840, 1526527, 3053054, 6106108, 7632635, 12212216, 15265270, 30530540, 61061080]

約数ペア:

[(1, 61061080), (2, 30530540), (4, 15265270), (5, 12212216), (8, 7632635), (10, 6106108), (20, 3053054), (40, 1526527), (887, 68840), (1721, 35480), (1774, 34420), (3442, 17740), (3548, 17210), (4435, 13768), (6884, 8870), (7096, 8605)]