2564272

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{1153}}^1$

素因数の和:1300

約数の個数: 20

約数和(自身を含む): 5008360

約数和(自身を除く): 2444088

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 1153, 2224, 2306, 4612, 9224, 18448, 160267, 320534, 641068, 1282136, 2564272]

約数ペア:

[(1, 2564272), (2, 1282136), (4, 641068), (8, 320534), (16, 160267), (139, 18448), (278, 9224), (556, 4612), (1112, 2306), (1153, 2224)]