66955420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{478253}}^1$

素因数の和:478269

約数の個数: 24

約数和(自身を含む): 160693344

約数和(自身を除く): 93737924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 478253, 956506, 1913012, 2391265, 3347771, 4782530, 6695542, 9565060, 13391084, 16738855, 33477710, 66955420]

約数ペア:

[(1, 66955420), (2, 33477710), (4, 16738855), (5, 13391084), (7, 9565060), (10, 6695542), (14, 4782530), (20, 3347771), (28, 2391265), (35, 1913012), (70, 956506), (140, 478253)]