2009554090

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1481}}^1\times {\mathrm{2887}}^1$

素因数の和:4422

約数の個数: 32

約数和(自身を含む): 3697933824

約数和(自身を除く): 1688379734

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 1481, 2887, 2962, 5774, 7405, 14435, 14810, 28870, 69607, 135689, 139214, 271378, 348035, 678445, 696070, 1356890, 4275647, 8551294, 21378235, 42756470, 200955409, 401910818, 1004777045, 2009554090]

約数ペア:

[(1, 2009554090), (2, 1004777045), (5, 401910818), (10, 200955409), (47, 42756470), (94, 21378235), (235, 8551294), (470, 4275647), (1481, 1356890), (2887, 696070), (2962, 678445), (5774, 348035), (7405, 271378), (14435, 139214), (14810, 135689), (28870, 69607)]