84825640

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{4787}}^1$

素因数の和:5241

約数の個数: 32

約数和(自身を含む): 191328480

約数和(自身を除く): 106502840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1772, 2215, 3544, 4430, 4787, 8860, 9574, 17720, 19148, 23935, 38296, 47870, 95740, 191480, 2120641, 4241282, 8482564, 10603205, 16965128, 21206410, 42412820, 84825640]

約数ペア:

[(1, 84825640), (2, 42412820), (4, 21206410), (5, 16965128), (8, 10603205), (10, 8482564), (20, 4241282), (40, 2120641), (443, 191480), (886, 95740), (1772, 47870), (2215, 38296), (3544, 23935), (4430, 19148), (4787, 17720), (8860, 9574)]