20766350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2221}}^1$

素因数の和:2261

約数の個数: 48

約数和(自身を含む): 44635536

約数和(自身を除く): 23869186

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 34, 50, 55, 85, 110, 170, 187, 275, 374, 425, 550, 850, 935, 1870, 2221, 4442, 4675, 9350, 11105, 22210, 24431, 37757, 48862, 55525, 75514, 111050, 122155, 188785, 244310, 377570, 415327, 610775, 830654, 943925, 1221550, 1887850, 2076635, 4153270, 10383175, 20766350]

約数ペア:

[(1, 20766350), (2, 10383175), (5, 4153270), (10, 2076635), (11, 1887850), (17, 1221550), (22, 943925), (25, 830654), (34, 610775), (50, 415327), (55, 377570), (85, 244310), (110, 188785), (170, 122155), (187, 111050), (275, 75514), (374, 55525), (425, 48862), (550, 37757), (850, 24431), (935, 22210), (1870, 11105), (2221, 9350), (4442, 4675)]