11385520

素因数分解:

$2^4\times 5^1\times {\mathrm{142319}}^1$

素因数の和:142332

約数の個数: 20

約数和(自身を含む): 26471520

約数和(自身を除く): 15086000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 142319, 284638, 569276, 711595, 1138552, 1423190, 2277104, 2846380, 5692760, 11385520]

約数ペア:

[(1, 11385520), (2, 5692760), (4, 2846380), (5, 2277104), (8, 1423190), (10, 1138552), (16, 711595), (20, 569276), (40, 284638), (80, 142319)]