1384180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{9887}}^1$

素因数の和:9903

約数の個数: 24

約数和(自身を含む): 3322368

約数和(自身を除く): 1938188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 9887, 19774, 39548, 49435, 69209, 98870, 138418, 197740, 276836, 346045, 692090, 1384180]

約数ペア:

[(1, 1384180), (2, 692090), (4, 346045), (5, 276836), (7, 197740), (10, 138418), (14, 98870), (20, 69209), (28, 49435), (35, 39548), (70, 19774), (140, 9887)]