210002660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1500019}}^1$

素因数の和:1500035

約数の個数: 24

約数和(自身を含む): 504006720

約数和(自身を除く): 294004060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1500019, 3000038, 6000076, 7500095, 10500133, 15000190, 21000266, 30000380, 42000532, 52500665, 105001330, 210002660]

約数ペア:

[(1, 210002660), (2, 105001330), (4, 52500665), (5, 42000532), (7, 30000380), (10, 21000266), (14, 15000190), (20, 10500133), (28, 7500095), (35, 6000076), (70, 3000038), (140, 1500019)]