3171407.00000000

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{330653}}^1$

素因数の和:330671

約数の個数: 32

約数和(自身を含む): 238070880

約数和(自身を除く): 145488040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 330653, 661306, 1322612, 1653265, 2314571, 2645224, 3306530, 4629142, 6613060, 9258284, 11572855, 13226120, 18516568, 23145710, 46291420, 92582840]

約数ペア:

[(1, 92582840), (2, 46291420), (4, 23145710), (5, 18516568), (7, 13226120), (8, 11572855), (10, 9258284), (14, 6613060), (20, 4629142), (28, 3306530), (35, 2645224), (40, 2314571), (56, 1653265), (70, 1322612), (140, 661306), (280, 330653)]