About the Number

20004288

20004287 ← → 20004289

2進数表記:1001100010011110111000000

漢数字表記:二千万四千二百八十八

素因数分解:

2 6 × 3 1 × 43 1 × 2423 1

素因数の和:2481
約数の個数: 56
約数和(自身を含む): 54181248
約数和(自身を除く): 34176960

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 129, 172, 192, 258, 344, 516, 688, 1032, 1376, 2064, 2423, 2752, 4128, 4846, 7269, 8256, 9692, 14538, 19384, 29076, 38768, 58152, 77536, 104189, 116304, 155072, 208378, 232608, 312567, 416756, 465216, 625134, 833512, 1250268, 1667024, 2500536, 3334048, 5001072, 6668096, 10002144, 20004288]

約数ペア:
[(1, 20004288), (2, 10002144), (3, 6668096), (4, 5001072), (6, 3334048), (8, 2500536), (12, 1667024), (16, 1250268), (24, 833512), (32, 625134), (43, 465216), (48, 416756), (64, 312567), (86, 232608), (96, 208378), (129, 155072), (172, 116304), (192, 104189), (258, 77536), (344, 58152), (516, 38768), (688, 29076), (1032, 19384), (1376, 14538), (2064, 9692), (2423, 8256), (2752, 7269), (4128, 4846)]

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