55749820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{398213}}^1$

素因数の和:398229

約数の個数: 24

約数和(自身を含む): 133799904

約数和(自身を除く): 78050084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 398213, 796426, 1592852, 1991065, 2787491, 3982130, 5574982, 7964260, 11149964, 13937455, 27874910, 55749820]

約数ペア:

[(1, 55749820), (2, 27874910), (4, 13937455), (5, 11149964), (7, 7964260), (10, 5574982), (14, 3982130), (20, 2787491), (28, 1991065), (35, 1592852), (70, 796426), (140, 398213)]