38451380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{15889}}^1$

素因数の和:15920

約数の個数: 36

約数和(自身を含む): 88761540

約数和(自身を除く): 50310160

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 15889, 31778, 63556, 79445, 158890, 174779, 317780, 349558, 699116, 873895, 1747790, 1922569, 3495580, 3845138, 7690276, 9612845, 19225690, 38451380]

約数ペア:

[(1, 38451380), (2, 19225690), (4, 9612845), (5, 7690276), (10, 3845138), (11, 3495580), (20, 1922569), (22, 1747790), (44, 873895), (55, 699116), (110, 349558), (121, 317780), (220, 174779), (242, 158890), (484, 79445), (605, 63556), (1210, 31778), (2420, 15889)]