49261780

素因数分解:

$2^2\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{2221}}^1$

素因数の和:3339

約数の個数: 24

約数和(自身を含む): 103589640

約数和(自身を除く): 54327860

約数列:

[1, 2, 4, 5, 10, 20, 1109, 2218, 2221, 4436, 4442, 5545, 8884, 11090, 11105, 22180, 22210, 44420, 2463089, 4926178, 9852356, 12315445, 24630890, 49261780]

約数ペア:

[(1, 49261780), (2, 24630890), (4, 12315445), (5, 9852356), (10, 4926178), (20, 2463089), (1109, 44420), (2218, 22210), (2221, 22180), (4436, 11105), (4442, 11090), (5545, 8884)]