39429820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{85717}}^1$

素因数の和:85749

約数の個数: 24

約数和(自身を含む): 86403744

約数和(自身を除く): 46973924

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 85717, 171434, 342868, 428585, 857170, 1714340, 1971491, 3942982, 7885964, 9857455, 19714910, 39429820]

約数ペア:

[(1, 39429820), (2, 19714910), (4, 9857455), (5, 7885964), (10, 3942982), (20, 1971491), (23, 1714340), (46, 857170), (92, 428585), (115, 342868), (230, 171434), (460, 85717)]