17980660

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{7079}}^1$

素因数の和:7215

約数の個数: 24

約数和(自身を含む): 38062080

約数和(自身を除く): 20081420

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 7079, 14158, 28316, 35395, 70790, 141580, 899033, 1798066, 3596132, 4495165, 8990330, 17980660]

約数ペア:

[(1, 17980660), (2, 8990330), (4, 4495165), (5, 3596132), (10, 1798066), (20, 899033), (127, 141580), (254, 70790), (508, 35395), (635, 28316), (1270, 14158), (2540, 7079)]