247079185940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{60017}}^1\times {\mathrm{4787}}^1$

素因数の和:64856

約数の個数: 48

約数和(自身を含む): 531052708032

約数和(自身を除く): 283973522092

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 4787, 9574, 19148, 23935, 47870, 60017, 95740, 120034, 205841, 240068, 300085, 411682, 600170, 823364, 1029205, 1200340, 2058410, 2580731, 4116820, 5161462, 10322924, 12903655, 25807310, 51614620, 287301379, 574602758, 1149205516, 1436506895, 2873013790, 5746027580, 12353959297, 24707918594, 49415837188, 61769796485, 123539592970, 247079185940]

約数ペア:

[(1, 247079185940), (2, 123539592970), (4, 61769796485), (5, 49415837188), (10, 24707918594), (20, 12353959297), (43, 5746027580), (86, 2873013790), (172, 1436506895), (215, 1149205516), (430, 574602758), (860, 287301379), (4787, 51614620), (9574, 25807310), (19148, 12903655), (23935, 10322924), (47870, 5161462), (60017, 4116820), (95740, 2580731), (120034, 2058410), (205841, 1200340), (240068, 1029205), (300085, 823364), (411682, 600170)]