2156120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2837}}^1$

素因数の和:2867

約数の個数: 32

約数和(自身を含む): 5108400

約数和(自身を除く): 2952280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2837, 5674, 11348, 14185, 22696, 28370, 53903, 56740, 107806, 113480, 215612, 269515, 431224, 539030, 1078060, 2156120]

約数ペア:

[(1, 2156120), (2, 1078060), (4, 539030), (5, 431224), (8, 269515), (10, 215612), (19, 113480), (20, 107806), (38, 56740), (40, 53903), (76, 28370), (95, 22696), (152, 14185), (190, 11348), (380, 5674), (760, 2837)]