100818620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{720133}}^1$

素因数の和:720149

約数の個数: 24

約数和(自身を含む): 241965024

約数和(自身を除く): 141146404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 720133, 1440266, 2880532, 3600665, 5040931, 7201330, 10081862, 14402660, 20163724, 25204655, 50409310, 100818620]

約数ペア:

[(1, 100818620), (2, 50409310), (4, 25204655), (5, 20163724), (7, 14402660), (10, 10081862), (14, 7201330), (20, 5040931), (28, 3600665), (35, 2880532), (70, 1440266), (140, 720133)]