8712340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4787}}^1$

素因数の和:4816

約数の個数: 48

約数和(自身を含む): 22522752

約数和(自身を除く): 13810412

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 4787, 9574, 19148, 23935, 33509, 47870, 62231, 67018, 95740, 124462, 134036, 167545, 248924, 311155, 335090, 435617, 622310, 670180, 871234, 1244620, 1742468, 2178085, 4356170, 8712340]

約数ペア:

[(1, 8712340), (2, 4356170), (4, 2178085), (5, 1742468), (7, 1244620), (10, 871234), (13, 670180), (14, 622310), (20, 435617), (26, 335090), (28, 311155), (35, 248924), (52, 167545), (65, 134036), (70, 124462), (91, 95740), (130, 67018), (140, 62231), (182, 47870), (260, 33509), (364, 23935), (455, 19148), (910, 9574), (1820, 4787)]