207660740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{2663}}^1$

素因数の和:3236

約数の個数: 48

約数和(自身を含む): 499468032

約数和(自身を除く): 291807292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 557, 1114, 2228, 2663, 2785, 3899, 5326, 5570, 7798, 10652, 11140, 13315, 15596, 18641, 19495, 26630, 37282, 38990, 53260, 74564, 77980, 93205, 186410, 372820, 1483291, 2966582, 5933164, 7416455, 10383037, 14832910, 20766074, 29665820, 41532148, 51915185, 103830370, 207660740]

約数ペア:

[(1, 207660740), (2, 103830370), (4, 51915185), (5, 41532148), (7, 29665820), (10, 20766074), (14, 14832910), (20, 10383037), (28, 7416455), (35, 5933164), (70, 2966582), (140, 1483291), (557, 372820), (1114, 186410), (2228, 93205), (2663, 77980), (2785, 74564), (3899, 53260), (5326, 38990), (5570, 37282), (7798, 26630), (10652, 19495), (11140, 18641), (13315, 15596)]