1285335730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2857}}^1\times {\mathrm{6427}}^1$

素因数の和:9298

約数の個数: 32

約数和(自身を含む): 2645456256

約数和(自身を除く): 1360120526

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2857, 5714, 6427, 12854, 14285, 19999, 28570, 32135, 39998, 44989, 64270, 89978, 99995, 199990, 224945, 449890, 18361939, 36723878, 91809695, 128533573, 183619390, 257067146, 642667865, 1285335730]

約数ペア:

[(1, 1285335730), (2, 642667865), (5, 257067146), (7, 183619390), (10, 128533573), (14, 91809695), (35, 36723878), (70, 18361939), (2857, 449890), (5714, 224945), (6427, 199990), (12854, 99995), (14285, 89978), (19999, 64270), (28570, 44989), (32135, 39998)]