26423620

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 57028608

約数和(自身を除く): 30604988

約数列:

[1, 2, 4, 5, 10, 20, 101, 103, 127, 202, 206, 254, 404, 412, 505, 508, 515, 635, 1010, 1030, 1270, 2020, 2060, 2540, 10403, 12827, 13081, 20806, 25654, 26162, 41612, 51308, 52015, 52324, 64135, 65405, 104030, 128270, 130810, 208060, 256540, 261620, 1321181, 2642362, 5284724, 6605905, 13211810, 26423620]

約数ペア:

[(1, 26423620), (2, 13211810), (4, 6605905), (5, 5284724), (10, 2642362), (20, 1321181), (101, 261620), (103, 256540), (127, 208060), (202, 130810), (206, 128270), (254, 104030), (404, 65405), (412, 64135), (505, 52324), (508, 52015), (515, 51308), (635, 41612), (1010, 26162), (1030, 25654), (1270, 20806), (2020, 13081), (2060, 12827), (2540, 10403)]