66475420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{7027}}^1$

素因数の和:7090

約数の個数: 48

約数和(自身を含む): 155852928

約数和(自身を除く): 89377508

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 7027, 9460, 14054, 28108, 35135, 70270, 77297, 140540, 154594, 302161, 309188, 386485, 604322, 772970, 1208644, 1510805, 1545940, 3021610, 3323771, 6043220, 6647542, 13295084, 16618855, 33237710, 66475420]

約数ペア:

[(1, 66475420), (2, 33237710), (4, 16618855), (5, 13295084), (10, 6647542), (11, 6043220), (20, 3323771), (22, 3021610), (43, 1545940), (44, 1510805), (55, 1208644), (86, 772970), (110, 604322), (172, 386485), (215, 309188), (220, 302161), (430, 154594), (473, 140540), (860, 77297), (946, 70270), (1892, 35135), (2365, 28108), (4730, 14054), (7027, 9460)]