2016380140

素因数分解:

$2^2\times 5^1\times {\mathrm{21061}}^1\times {\mathrm{4787}}^1$

素因数の和:25857

約数の個数: 24

約数和(自身を含む): 4235483952

約数和(自身を除く): 2219103812

約数列:

[1, 2, 4, 5, 10, 20, 4787, 9574, 19148, 21061, 23935, 42122, 47870, 84244, 95740, 105305, 210610, 421220, 100819007, 201638014, 403276028, 504095035, 1008190070, 2016380140]

約数ペア:

[(1, 2016380140), (2, 1008190070), (4, 504095035), (5, 403276028), (10, 201638014), (20, 100819007), (4787, 421220), (9574, 210610), (19148, 105305), (21061, 95740), (23935, 84244), (42122, 47870)]