26946520

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{1999}}^1$

素因数の和:2347

約数の個数: 32

約数和(自身を含む): 60840000

約数和(自身を除く): 33893480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 674, 1348, 1685, 1999, 2696, 3370, 3998, 6740, 7996, 9995, 13480, 15992, 19990, 39980, 79960, 673663, 1347326, 2694652, 3368315, 5389304, 6736630, 13473260, 26946520]

約数ペア:

[(1, 26946520), (2, 13473260), (4, 6736630), (5, 5389304), (8, 3368315), (10, 2694652), (20, 1347326), (40, 673663), (337, 79960), (674, 39980), (1348, 19990), (1685, 15992), (1999, 13480), (2696, 9995), (3370, 7996), (3998, 6740)]