20550310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{823}}^1$

素因数の和:1068

約数の個数: 32

約数和(自身を含む): 40580352

約数和(自身を除く): 20030042

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 227, 454, 823, 1135, 1646, 2270, 2497, 4115, 4994, 8230, 9053, 12485, 18106, 24970, 45265, 90530, 186821, 373642, 934105, 1868210, 2055031, 4110062, 10275155, 20550310]

約数ペア:

[(1, 20550310), (2, 10275155), (5, 4110062), (10, 2055031), (11, 1868210), (22, 934105), (55, 373642), (110, 186821), (227, 90530), (454, 45265), (823, 24970), (1135, 18106), (1646, 12485), (2270, 9053), (2497, 8230), (4115, 4994)]