4327648

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:227

約数の個数: 48

約数和(自身を含む): 9356256

約数和(自身を除く): 5028608

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 101, 103, 104, 202, 206, 208, 404, 412, 416, 808, 824, 1313, 1339, 1616, 1648, 2626, 2678, 3232, 3296, 5252, 5356, 10403, 10504, 10712, 20806, 21008, 21424, 41612, 42016, 42848, 83224, 135239, 166448, 270478, 332896, 540956, 1081912, 2163824, 4327648]

約数ペア:

[(1, 4327648), (2, 2163824), (4, 1081912), (8, 540956), (13, 332896), (16, 270478), (26, 166448), (32, 135239), (52, 83224), (101, 42848), (103, 42016), (104, 41612), (202, 21424), (206, 21008), (208, 20806), (404, 10712), (412, 10504), (416, 10403), (808, 5356), (824, 5252), (1313, 3296), (1339, 3232), (1616, 2678), (1648, 2626)]