12371220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{68729}}^1$

素因数の和:68744

約数の個数: 36

約数和(自身を含む): 37526580

約数和(自身を除く): 25155360

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 68729, 137458, 206187, 274916, 343645, 412374, 618561, 687290, 824748, 1030935, 1237122, 1374580, 2061870, 2474244, 3092805, 4123740, 6185610, 12371220]

約数ペア:

[(1, 12371220), (2, 6185610), (3, 4123740), (4, 3092805), (5, 2474244), (6, 2061870), (9, 1374580), (10, 1237122), (12, 1030935), (15, 824748), (18, 687290), (20, 618561), (30, 412374), (36, 343645), (45, 274916), (60, 206187), (90, 137458), (180, 68729)]