2005124

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{229}}^1$

素因数の和:443

約数の個数: 24

約数和(自身を含む): 3864000

約数和(自身を除く): 1858876

約数列:

[1, 2, 4, 11, 22, 44, 199, 229, 398, 458, 796, 916, 2189, 2519, 4378, 5038, 8756, 10076, 45571, 91142, 182284, 501281, 1002562, 2005124]

約数ペア:

[(1, 2005124), (2, 1002562), (4, 501281), (11, 182284), (22, 91142), (44, 45571), (199, 10076), (229, 8756), (398, 5038), (458, 4378), (796, 2519), (916, 2189)]