68842340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{491731}}^1$

素因数の和:491747

約数の個数: 24

約数和(自身を含む): 165221952

約数和(自身を除く): 96379612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 491731, 983462, 1966924, 2458655, 3442117, 4917310, 6884234, 9834620, 13768468, 17210585, 34421170, 68842340]

約数ペア:

[(1, 68842340), (2, 34421170), (4, 17210585), (5, 13768468), (7, 9834620), (10, 6884234), (14, 4917310), (20, 3442117), (28, 2458655), (35, 1966924), (70, 983462), (140, 491731)]