1900649870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{27152141}}^1$

素因数の和:27152155

約数の個数: 16

約数和(自身を含む): 3909908448

約数和(自身を除く): 2009258578

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 27152141, 54304282, 135760705, 190064987, 271521410, 380129974, 950324935, 1900649870]

約数ペア:

[(1, 1900649870), (2, 950324935), (5, 380129974), (7, 271521410), (10, 190064987), (14, 135760705), (35, 54304282), (70, 27152141)]