28173800

素因数分解:

$2^3\times 5^2\times {\mathrm{140869}}^1$

素因数の和:140885

約数の個数: 24

約数和(自身を含む): 65504550

約数和(自身を除く): 37330750

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 140869, 281738, 563476, 704345, 1126952, 1408690, 2817380, 3521725, 5634760, 7043450, 14086900, 28173800]

約数ペア:

[(1, 28173800), (2, 14086900), (4, 7043450), (5, 5634760), (8, 3521725), (10, 2817380), (20, 1408690), (25, 1126952), (40, 704345), (50, 563476), (100, 281738), (200, 140869)]