42258140

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{4813}}^1$

素因数の和:5261

約数の個数: 24

約数和(自身を含む): 88962720

約数和(自身を除く): 46704580

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 4390, 4813, 8780, 9626, 19252, 24065, 48130, 96260, 2112907, 4225814, 8451628, 10564535, 21129070, 42258140]

約数ペア:

[(1, 42258140), (2, 21129070), (4, 10564535), (5, 8451628), (10, 4225814), (20, 2112907), (439, 96260), (878, 48130), (1756, 24065), (2195, 19252), (4390, 9626), (4813, 8780)]