28000850

素因数分解:

$2^1\times 5^2\times {\mathrm{560017}}^1$

素因数の和:560029

約数の個数: 12

約数和(自身を含む): 52081674

約数和(自身を除く): 24080824

約数列:

[1, 2, 5, 10, 25, 50, 560017, 1120034, 2800085, 5600170, 14000425, 28000850]

約数ペア:

[(1, 28000850), (2, 14000425), (5, 5600170), (10, 2800085), (25, 1120034), (50, 560017)]