39380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1$

素因数の和:199

約数の個数: 24

約数和(自身を含む): 90720

約数和(自身を除く): 51340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 179, 220, 358, 716, 895, 1790, 1969, 3580, 3938, 7876, 9845, 19690, 39380]

約数ペア:

[(1, 39380), (2, 19690), (4, 9845), (5, 7876), (10, 3938), (11, 3580), (20, 1969), (22, 1790), (44, 895), (55, 716), (110, 358), (179, 220)]