20545910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26683}}^1$

素因数の和:26708

約数の個数: 32

約数和(自身を含む): 46109952

約数和(自身を除く): 25564042

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 26683, 53366, 133415, 186781, 266830, 293513, 373562, 587026, 933905, 1467565, 1867810, 2054591, 2935130, 4109182, 10272955, 20545910]

約数ペア:

[(1, 20545910), (2, 10272955), (5, 4109182), (7, 2935130), (10, 2054591), (11, 1867810), (14, 1467565), (22, 933905), (35, 587026), (55, 373562), (70, 293513), (77, 266830), (110, 186781), (154, 133415), (385, 53366), (770, 26683)]