20646010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26813}}^1$

素因数の和:26838

約数の個数: 32

約数和(自身を含む): 46334592

約数和(自身を除く): 25688582

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 26813, 53626, 134065, 187691, 268130, 294943, 375382, 589886, 938455, 1474715, 1876910, 2064601, 2949430, 4129202, 10323005, 20646010]

約数ペア:

[(1, 20646010), (2, 10323005), (5, 4129202), (7, 2949430), (10, 2064601), (11, 1876910), (14, 1474715), (22, 938455), (35, 589886), (55, 375382), (70, 294943), (77, 268130), (110, 187691), (154, 134065), (385, 53626), (770, 26813)]