12217480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{27767}}^1$

素因数の和:27789

約数の個数: 32

約数和(自身を含む): 29989440

約数和(自身を除く): 17771960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 27767, 55534, 111068, 138835, 222136, 277670, 305437, 555340, 610874, 1110680, 1221748, 1527185, 2443496, 3054370, 6108740, 12217480]

約数ペア:

[(1, 12217480), (2, 6108740), (4, 3054370), (5, 2443496), (8, 1527185), (10, 1221748), (11, 1110680), (20, 610874), (22, 555340), (40, 305437), (44, 277670), (55, 222136), (88, 138835), (110, 111068), (220, 55534), (440, 27767)]