2118605.00000000

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{743}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 20623680

約数和(自身を除く): 10095370

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 218, 545, 743, 1090, 1417, 1486, 2834, 3715, 7085, 7430, 9659, 14170, 19318, 48295, 80987, 96590, 161974, 404935, 809870, 1052831, 2105662, 5264155, 10528310]

約数ペア:

[(1, 10528310), (2, 5264155), (5, 2105662), (10, 1052831), (13, 809870), (26, 404935), (65, 161974), (109, 96590), (130, 80987), (218, 48295), (545, 19318), (743, 14170), (1090, 9659), (1417, 7430), (1486, 7085), (2834, 3715)]