2445940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17471}}^1$

素因数の和:17487

約数の個数: 24

約数和(自身を含む): 5870592

約数和(自身を除く): 3424652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 17471, 34942, 69884, 87355, 122297, 174710, 244594, 349420, 489188, 611485, 1222970, 2445940]

約数ペア:

[(1, 2445940), (2, 1222970), (4, 611485), (5, 489188), (7, 349420), (10, 244594), (14, 174710), (20, 122297), (28, 87355), (35, 69884), (70, 34942), (140, 17471)]