28887700

素因数分解:

$2^2\times 5^2\times {\mathrm{288877}}^1$

素因数の和:288891

約数の個数: 18

約数和(自身を含む): 62686526

約数和(自身を除く): 33798826

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 288877, 577754, 1155508, 1444385, 2888770, 5777540, 7221925, 14443850, 28887700]

約数ペア:

[(1, 28887700), (2, 14443850), (4, 7221925), (5, 5777540), (10, 2888770), (20, 1444385), (25, 1155508), (50, 577754), (100, 288877)]