201412820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1438663}}^1$

素因数の和:1438679

約数の個数: 24

約数和(自身を含む): 483391104

約数和(自身を除く): 281978284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1438663, 2877326, 5754652, 7193315, 10070641, 14386630, 20141282, 28773260, 40282564, 50353205, 100706410, 201412820]

約数ペア:

[(1, 201412820), (2, 100706410), (4, 50353205), (5, 40282564), (7, 28773260), (10, 20141282), (14, 14386630), (20, 10070641), (28, 7193315), (35, 5754652), (70, 2877326), (140, 1438663)]