2809248260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1543543}}^1$

素因数の和:1543572

約数の個数: 48

約数和(自身を含む): 7260830976

約数和(自身を除く): 4451582716

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, 1543543, 3087086, 6174172, 7717715, 10804801, 15435430, 20066059, 21609602, 30870860, 40132118, 43219204, 54024005, 80264236, 100330295, 108048010, 140462413, 200660590, 216096020, 280924826, 401321180, 561849652, 702312065, 1404624130, 2809248260]

約数ペア:

[(1, 2809248260), (2, 1404624130), (4, 702312065), (5, 561849652), (7, 401321180), (10, 280924826), (13, 216096020), (14, 200660590), (20, 140462413), (26, 108048010), (28, 100330295), (35, 80264236), (52, 54024005), (65, 43219204), (70, 40132118), (91, 30870860), (130, 21609602), (140, 20066059), (182, 15435430), (260, 10804801), (364, 7717715), (455, 6174172), (910, 3087086), (1820, 1543543)]