2167640

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1153}}^1$

素因数の和:1211

約数の個数: 32

約数和(自身を含む): 4985280

約数和(自身を除く): 2817640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1153, 1880, 2306, 4612, 5765, 9224, 11530, 23060, 46120, 54191, 108382, 216764, 270955, 433528, 541910, 1083820, 2167640]

約数ペア:

[(1, 2167640), (2, 1083820), (4, 541910), (5, 433528), (8, 270955), (10, 216764), (20, 108382), (40, 54191), (47, 46120), (94, 23060), (188, 11530), (235, 9224), (376, 5765), (470, 4612), (940, 2306), (1153, 1880)]