1389540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23159}}^1$

素因数の和:23171

約数の個数: 24

約数和(自身を含む): 3890880

約数和(自身を除く): 2501340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 23159, 46318, 69477, 92636, 115795, 138954, 231590, 277908, 347385, 463180, 694770, 1389540]

約数ペア:

[(1, 1389540), (2, 694770), (3, 463180), (4, 347385), (5, 277908), (6, 231590), (10, 138954), (12, 115795), (15, 92636), (20, 69477), (30, 46318), (60, 23159)]