214385380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{88589}}^1$

素因数の和:88620

約数の個数: 36

約数和(自身を含む): 494863740

約数和(自身を除く): 280478360

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 88589, 177178, 354356, 442945, 885890, 974479, 1771780, 1948958, 3897916, 4872395, 9744790, 10719269, 19489580, 21438538, 42877076, 53596345, 107192690, 214385380]

約数ペア:

[(1, 214385380), (2, 107192690), (4, 53596345), (5, 42877076), (10, 21438538), (11, 19489580), (20, 10719269), (22, 9744790), (44, 4872395), (55, 3897916), (110, 1948958), (121, 1771780), (220, 974479), (242, 885890), (484, 442945), (605, 354356), (1210, 177178), (2420, 88589)]