2020291952

素因数分解:

$2^4\times 7^3\times {\mathrm{368129}}^1$

素因数の和:368158

約数の個数: 40

約数和(自身を含む): 4564812000

約数和(自身を除く): 2544520048

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 368129, 736258, 1472516, 2576903, 2945032, 5153806, 5890064, 10307612, 18038321, 20615224, 36076642, 41230448, 72153284, 126268247, 144306568, 252536494, 288613136, 505072988, 1010145976, 2020291952]

約数ペア:

[(1, 2020291952), (2, 1010145976), (4, 505072988), (7, 288613136), (8, 252536494), (14, 144306568), (16, 126268247), (28, 72153284), (49, 41230448), (56, 36076642), (98, 20615224), (112, 18038321), (196, 10307612), (343, 5890064), (392, 5153806), (686, 2945032), (784, 2576903), (1372, 1472516), (2744, 736258), (5488, 368129)]