200778620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1434133}}^1$

素因数の和:1434149

約数の個数: 24

約数和(自身を含む): 481869024

約数和(自身を除く): 281090404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1434133, 2868266, 5736532, 7170665, 10038931, 14341330, 20077862, 28682660, 40155724, 50194655, 100389310, 200778620]

約数ペア:

[(1, 200778620), (2, 100389310), (4, 50194655), (5, 40155724), (7, 28682660), (10, 20077862), (14, 14341330), (20, 10038931), (28, 7170665), (35, 5736532), (70, 2868266), (140, 1434133)]