199449320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{712319}}^1$

素因数の和:712337

約数の個数: 32

約数和(自身を含む): 512870400

約数和(自身を除く): 313421080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 712319, 1424638, 2849276, 3561595, 4986233, 5698552, 7123190, 9972466, 14246380, 19944932, 24931165, 28492760, 39889864, 49862330, 99724660, 199449320]

約数ペア:

[(1, 199449320), (2, 99724660), (4, 49862330), (5, 39889864), (7, 28492760), (8, 24931165), (10, 19944932), (14, 14246380), (20, 9972466), (28, 7123190), (35, 5698552), (40, 4986233), (56, 3561595), (70, 2849276), (140, 1424638), (280, 712319)]