28463800

素因数分解:

$2^3\times 5^2\times {\mathrm{142319}}^1$

素因数の和:142335

約数の個数: 24

約数和(自身を含む): 66178800

約数和(自身を除く): 37715000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 142319, 284638, 569276, 711595, 1138552, 1423190, 2846380, 3557975, 5692760, 7115950, 14231900, 28463800]

約数ペア:

[(1, 28463800), (2, 14231900), (4, 7115950), (5, 5692760), (8, 3557975), (10, 2846380), (20, 1423190), (25, 1138552), (40, 711595), (50, 569276), (100, 284638), (200, 142319)]