1244620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4787}}^1$

素因数の和:4809

約数の個数: 24

約数和(自身を含む): 2815344

約数和(自身を除く): 1570724

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 4787, 9574, 19148, 23935, 47870, 62231, 95740, 124462, 248924, 311155, 622310, 1244620]

約数ペア:

[(1, 1244620), (2, 622310), (4, 311155), (5, 248924), (10, 124462), (13, 95740), (20, 62231), (26, 47870), (52, 23935), (65, 19148), (130, 9574), (260, 4787)]