1221550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{2221}}^1$

素因数の和:2244

約数の個数: 24

約数和(自身を含む): 2479752

約数和(自身を除く): 1258202

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 2221, 4442, 11105, 22210, 24431, 48862, 55525, 111050, 122155, 244310, 610775, 1221550]

約数ペア:

[(1, 1221550), (2, 610775), (5, 244310), (10, 122155), (11, 111050), (22, 55525), (25, 48862), (50, 24431), (55, 22210), (110, 11105), (275, 4442), (550, 2221)]