42439120

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{11287}}^1$

素因数の和:11347

約数の個数: 40

約数和(自身を含む): 100779264

約数和(自身を除く): 58340144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 11287, 22574, 45148, 56435, 90296, 112870, 180592, 225740, 451480, 530489, 902960, 1060978, 2121956, 2652445, 4243912, 5304890, 8487824, 10609780, 21219560, 42439120]

約数ペア:

[(1, 42439120), (2, 21219560), (4, 10609780), (5, 8487824), (8, 5304890), (10, 4243912), (16, 2652445), (20, 2121956), (40, 1060978), (47, 902960), (80, 530489), (94, 451480), (188, 225740), (235, 180592), (376, 112870), (470, 90296), (752, 56435), (940, 45148), (1880, 22574), (3760, 11287)]