15988580

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{4787}}^1$

素因数の和:4963

約数の個数: 24

約数和(自身を含む): 33784128

約数和(自身を除く): 17795548

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 4787, 9574, 19148, 23935, 47870, 95740, 799429, 1598858, 3197716, 3997145, 7994290, 15988580]

約数ペア:

[(1, 15988580), (2, 7994290), (4, 3997145), (5, 3197716), (10, 1598858), (20, 799429), (167, 95740), (334, 47870), (668, 23935), (835, 19148), (1670, 9574), (3340, 4787)]