About the Number

12339840

12339839 ← → 12339841

2進数表記:101111000100101010000000

漢数字表記:千二百三十三万九千八百四十

素因数分解:

2 7 × 3 1 × 5 1 × 6427 1

素因数の和:6449
約数の個数: 64
約数和(自身を含む): 39339360
約数和(自身を除く): 26999520

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 6427, 12854, 19281, 25708, 32135, 38562, 51416, 64270, 77124, 96405, 102832, 128540, 154248, 192810, 205664, 257080, 308496, 385620, 411328, 514160, 616992, 771240, 822656, 1028320, 1233984, 1542480, 2056640, 2467968, 3084960, 4113280, 6169920, 12339840]

約数ペア:
[(1, 12339840), (2, 6169920), (3, 4113280), (4, 3084960), (5, 2467968), (6, 2056640), (8, 1542480), (10, 1233984), (12, 1028320), (15, 822656), (16, 771240), (20, 616992), (24, 514160), (30, 411328), (32, 385620), (40, 308496), (48, 257080), (60, 205664), (64, 192810), (80, 154248), (96, 128540), (120, 102832), (128, 96405), (160, 77124), (192, 64270), (240, 51416), (320, 38562), (384, 32135), (480, 25708), (640, 19281), (960, 12854), (1920, 6427)]

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