12520360

素因数分解:

$2^3\times 5^1\times {\mathrm{313009}}^1$

素因数の和:313020

約数の個数: 16

約数和(自身を含む): 28170900

約数和(自身を除く): 15650540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313009, 626018, 1252036, 1565045, 2504072, 3130090, 6260180, 12520360]

約数ペア:

[(1, 12520360), (2, 6260180), (4, 3130090), (5, 2504072), (8, 1565045), (10, 1252036), (20, 626018), (40, 313009)]