139948340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{999631}}^1$

素因数の和:999647

約数の個数: 24

約数和(自身を含む): 335876352

約数和(自身を除く): 195928012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 999631, 1999262, 3998524, 4998155, 6997417, 9996310, 13994834, 19992620, 27989668, 34987085, 69974170, 139948340]

約数ペア:

[(1, 139948340), (2, 69974170), (4, 34987085), (5, 27989668), (7, 19992620), (10, 13994834), (14, 9996310), (20, 6997417), (28, 4998155), (35, 3998524), (70, 1999262), (140, 999631)]