28436900

素因数分解:

$2^2\times 5^2\times {\mathrm{284369}}^1$

素因数の和:284383

約数の個数: 18

約数和(自身を含む): 61708290

約数和(自身を除く): 33271390

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 284369, 568738, 1137476, 1421845, 2843690, 5687380, 7109225, 14218450, 28436900]

約数ペア:

[(1, 28436900), (2, 14218450), (4, 7109225), (5, 5687380), (10, 2843690), (20, 1421845), (25, 1137476), (50, 568738), (100, 284369)]