27707260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197909}}^1$

素因数の和:197925

約数の個数: 24

約数和(自身を含む): 66497760

約数和(自身を除く): 38790500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197909, 395818, 791636, 989545, 1385363, 1979090, 2770726, 3958180, 5541452, 6926815, 13853630, 27707260]

約数ペア:

[(1, 27707260), (2, 13853630), (4, 6926815), (5, 5541452), (7, 3958180), (10, 2770726), (14, 1979090), (20, 1385363), (28, 989545), (35, 791636), (70, 395818), (140, 197909)]