206834980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{85469}}^1$

素因数の和:85500

約数の個数: 36

約数和(自身を含む): 477435420

約数和(自身を除く): 270600440

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 85469, 170938, 341876, 427345, 854690, 940159, 1709380, 1880318, 3760636, 4700795, 9401590, 10341749, 18803180, 20683498, 41366996, 51708745, 103417490, 206834980]

約数ペア:

[(1, 206834980), (2, 103417490), (4, 51708745), (5, 41366996), (10, 20683498), (11, 18803180), (20, 10341749), (22, 9401590), (44, 4700795), (55, 3760636), (110, 1880318), (121, 1709380), (220, 940159), (242, 854690), (484, 427345), (605, 341876), (1210, 170938), (2420, 85469)]