149828620

素因数分解:

$2^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{8929}}^1$

素因数の和:9777

約数の個数: 24

約数和(自身を含む): 315050400

約数和(自身を除く): 165221780

約数列:

[1, 2, 4, 5, 10, 20, 839, 1678, 3356, 4195, 8390, 8929, 16780, 17858, 35716, 44645, 89290, 178580, 7491431, 14982862, 29965724, 37457155, 74914310, 149828620]

約数ペア:

[(1, 149828620), (2, 74914310), (4, 37457155), (5, 29965724), (10, 14982862), (20, 7491431), (839, 178580), (1678, 89290), (3356, 44645), (4195, 35716), (8390, 17858), (8929, 16780)]