2220272

素因数分解:

$2^4\times {\mathrm{193}}^1\times {\mathrm{719}}^1$

素因数の和:920

約数の個数: 20

約数和(自身を含む): 4330080

約数和(自身を除く): 2109808

約数列:

[1, 2, 4, 8, 16, 193, 386, 719, 772, 1438, 1544, 2876, 3088, 5752, 11504, 138767, 277534, 555068, 1110136, 2220272]

約数ペア:

[(1, 2220272), (2, 1110136), (4, 555068), (8, 277534), (16, 138767), (193, 11504), (386, 5752), (719, 3088), (772, 2876), (1438, 1544)]