20272475

素因数分解:

$5^2\times {\mathrm{461}}^1\times {\mathrm{1759}}^1$

素因数の和:2230

約数の個数: 12

約数和(自身を含む): 25206720

約数和(自身を除く): 4934245

約数列:

[1, 5, 25, 461, 1759, 2305, 8795, 11525, 43975, 810899, 4054495, 20272475]

約数ペア:

[(1, 20272475), (5, 4054495), (25, 810899), (461, 43975), (1759, 11525), (2305, 8795)]