About the Number

12723040

12723039 ← → 12723041

2進数表記:110000100010001101100000

漢数字表記:千二百七十二万三千四十

素因数分解:

2 5 × 5 1 × 11 1 × 7229 1

素因数の和:7255
約数の個数: 48
約数和(自身を含む): 32795280
約数和(自身を除く): 20072240

約数列:
[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 7229, 14458, 28916, 36145, 57832, 72290, 79519, 115664, 144580, 159038, 231328, 289160, 318076, 397595, 578320, 636152, 795190, 1156640, 1272304, 1590380, 2544608, 3180760, 6361520, 12723040]

約数ペア:
[(1, 12723040), (2, 6361520), (4, 3180760), (5, 2544608), (8, 1590380), (10, 1272304), (11, 1156640), (16, 795190), (20, 636152), (22, 578320), (32, 397595), (40, 318076), (44, 289160), (55, 231328), (80, 159038), (88, 144580), (110, 115664), (160, 79519), (176, 72290), (220, 57832), (352, 36145), (440, 28916), (880, 14458), (1760, 7229)]

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