2168386960

素因数分解:

$2^4\times 5^1\times {\mathrm{27104837}}^1$

素因数の和:27104850

約数の個数: 20

約数和(自身を含む): 5041499868

約数和(自身を除く): 2873112908

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 27104837, 54209674, 108419348, 135524185, 216838696, 271048370, 433677392, 542096740, 1084193480, 2168386960]

約数ペア:

[(1, 2168386960), (2, 1084193480), (4, 542096740), (5, 433677392), (8, 271048370), (10, 216838696), (16, 135524185), (20, 108419348), (40, 54209674), (80, 27104837)]