9951340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71081}}^1$

素因数の和:71097

約数の個数: 24

約数和(自身を含む): 23883552

約数和(自身を除く): 13932212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 71081, 142162, 284324, 355405, 497567, 710810, 995134, 1421620, 1990268, 2487835, 4975670, 9951340]

約数ペア:

[(1, 9951340), (2, 4975670), (4, 2487835), (5, 1990268), (7, 1421620), (10, 995134), (14, 710810), (20, 497567), (28, 355405), (35, 284324), (70, 142162), (140, 71081)]