8280940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9629}}^1$

素因数の和:9681

約数の個数: 24

約数和(自身を含む): 17796240

約数和(自身を除く): 9515300

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 9629, 19258, 38516, 48145, 96290, 192580, 414047, 828094, 1656188, 2070235, 4140470, 8280940]

約数ペア:

[(1, 8280940), (2, 4140470), (4, 2070235), (5, 1656188), (10, 828094), (20, 414047), (43, 192580), (86, 96290), (172, 48145), (215, 38516), (430, 19258), (860, 9629)]