68751340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{491081}}^1$

素因数の和:491097

約数の個数: 24

約数和(自身を含む): 165003552

約数和(自身を除く): 96252212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 491081, 982162, 1964324, 2455405, 3437567, 4910810, 6875134, 9821620, 13750268, 17187835, 34375670, 68751340]

約数ペア:

[(1, 68751340), (2, 34375670), (4, 17187835), (5, 13750268), (7, 9821620), (10, 6875134), (14, 4910810), (20, 3437567), (28, 2455405), (35, 1964324), (70, 982162), (140, 491081)]