86445940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{617471}}^1$

素因数の和:617487

約数の個数: 24

約数和(自身を含む): 207470592

約数和(自身を除く): 121024652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 617471, 1234942, 2469884, 3087355, 4322297, 6174710, 8644594, 12349420, 17289188, 21611485, 43222970, 86445940]

約数ペア:

[(1, 86445940), (2, 43222970), (4, 21611485), (5, 17289188), (7, 12349420), (10, 8644594), (14, 6174710), (20, 4322297), (28, 3087355), (35, 2469884), (70, 1234942), (140, 617471)]