426138740

素因数分解:

$2^2\times 5^1\times {\mathrm{4451}}^1\times {\mathrm{4787}}^1$

素因数の和:9247

約数の個数: 24

約数和(自身を含む): 895279392

約数和(自身を除く): 469140652

約数列:

[1, 2, 4, 5, 10, 20, 4451, 4787, 8902, 9574, 17804, 19148, 22255, 23935, 44510, 47870, 89020, 95740, 21306937, 42613874, 85227748, 106534685, 213069370, 426138740]

約数ペア:

[(1, 426138740), (2, 213069370), (4, 106534685), (5, 85227748), (10, 42613874), (20, 21306937), (4451, 95740), (4787, 89020), (8902, 47870), (9574, 44510), (17804, 23935), (19148, 22255)]