22774520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{13241}}^1$

素因数の和:13295

約数の個数: 32

約数和(自身を含む): 52438320

約数和(自身を除く): 29663800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 13241, 26482, 52964, 66205, 105928, 132410, 264820, 529640, 569363, 1138726, 2277452, 2846815, 4554904, 5693630, 11387260, 22774520]

約数ペア:

[(1, 22774520), (2, 11387260), (4, 5693630), (5, 4554904), (8, 2846815), (10, 2277452), (20, 1138726), (40, 569363), (43, 529640), (86, 264820), (172, 132410), (215, 105928), (344, 66205), (430, 52964), (860, 26482), (1720, 13241)]