12885790

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18149}}^1$

素因数の和:18227

約数の個数: 16

約数和(自身を含む): 23522400

約数和(自身を除く): 10636610

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 18149, 36298, 90745, 181490, 1288579, 2577158, 6442895, 12885790]

約数ペア:

[(1, 12885790), (2, 6442895), (5, 2577158), (10, 1288579), (71, 181490), (142, 90745), (355, 36298), (710, 18149)]