28645670

素因数分解:

$2^1\times 5^1\times {\mathrm{1433}}^1\times {\mathrm{1999}}^1$

素因数の和:3439

約数の個数: 16

約数和(自身を含む): 51624000

約数和(自身を除く): 22978330

約数列:

[1, 2, 5, 10, 1433, 1999, 2866, 3998, 7165, 9995, 14330, 19990, 2864567, 5729134, 14322835, 28645670]

約数ペア:

[(1, 28645670), (2, 14322835), (5, 5729134), (10, 2864567), (1433, 19990), (1999, 14330), (2866, 9995), (3998, 7165)]