2005028105

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{917633}}^1$

素因数の和:917680

約数の個数: 16

約数和(自身を含む): 2642785920

約数和(自身を除く): 637757815

約数列:

[1, 5, 19, 23, 95, 115, 437, 2185, 917633, 4588165, 17435027, 21105559, 87175135, 105527795, 401005621, 2005028105]

約数ペア:

[(1, 2005028105), (5, 401005621), (19, 105527795), (23, 87175135), (95, 21105559), (115, 17435027), (437, 4588165), (2185, 917633)]