4990450

素因数分解:

$2^1\times 5^2\times {\mathrm{99809}}^1$

素因数の和:99821

約数の個数: 12

約数和(自身を含む): 9282330

約数和(自身を除く): 4291880

約数列:

[1, 2, 5, 10, 25, 50, 99809, 199618, 499045, 998090, 2495225, 4990450]

約数ペア:

[(1, 4990450), (2, 2495225), (5, 998090), (10, 499045), (25, 199618), (50, 99809)]