12447080

素因数分解:

$2^3\times 5^1\times {\mathrm{311177}}^1$

素因数の和:311188

約数の個数: 16

約数和(自身を含む): 28006020

約数和(自身を除く): 15558940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311177, 622354, 1244708, 1555885, 2489416, 3111770, 6223540, 12447080]

約数ペア:

[(1, 12447080), (2, 6223540), (4, 3111770), (5, 2489416), (8, 1555885), (10, 1244708), (20, 622354), (40, 311177)]