55427260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{395909}}^1$

素因数の和:395925

約数の個数: 24

約数和(自身を含む): 133025760

約数和(自身を除く): 77598500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 395909, 791818, 1583636, 1979545, 2771363, 3959090, 5542726, 7918180, 11085452, 13856815, 27713630, 55427260]

約数ペア:

[(1, 55427260), (2, 27713630), (4, 13856815), (5, 11085452), (7, 7918180), (10, 5542726), (14, 3959090), (20, 2771363), (28, 1979545), (35, 1583636), (70, 791818), (140, 395909)]