139892620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{999233}}^1$

素因数の和:999249

約数の個数: 24

約数和(自身を含む): 335742624

約数和(自身を除く): 195850004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 999233, 1998466, 3996932, 4996165, 6994631, 9992330, 13989262, 19984660, 27978524, 34973155, 69946310, 139892620]

約数ペア:

[(1, 139892620), (2, 69946310), (4, 34973155), (5, 27978524), (7, 19984660), (10, 13989262), (14, 9992330), (20, 6994631), (28, 4996165), (35, 3996932), (70, 1998466), (140, 999233)]