267788180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1217219}}^1$

素因数の和:1217239

約数の個数: 24

約数和(自身を含む): 613478880

約数和(自身を除く): 345690700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1217219, 2434438, 4868876, 6086095, 12172190, 13389409, 24344380, 26778818, 53557636, 66947045, 133894090, 267788180]

約数ペア:

[(1, 267788180), (2, 133894090), (4, 66947045), (5, 53557636), (10, 26778818), (11, 24344380), (20, 13389409), (22, 12172190), (44, 6086095), (55, 4868876), (110, 2434438), (220, 1217219)]