About the Number

12472440

12472439 ← → 12472441

2進数表記:101111100101000001111000

漢数字表記:千二百四十七万二千四百四十

素因数分解:

2 3 × 3 1 × 5 1 × 23 1 × 4519 1

素因数の和:4556
約数の個数: 64
約数和(自身を含む): 39052800
約数和(自身を除く): 26580360

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 4519, 9038, 13557, 18076, 22595, 27114, 36152, 45190, 54228, 67785, 90380, 103937, 108456, 135570, 180760, 207874, 271140, 311811, 415748, 519685, 542280, 623622, 831496, 1039370, 1247244, 1559055, 2078740, 2494488, 3118110, 4157480, 6236220, 12472440]

約数ペア:
[(1, 12472440), (2, 6236220), (3, 4157480), (4, 3118110), (5, 2494488), (6, 2078740), (8, 1559055), (10, 1247244), (12, 1039370), (15, 831496), (20, 623622), (23, 542280), (24, 519685), (30, 415748), (40, 311811), (46, 271140), (60, 207874), (69, 180760), (92, 135570), (115, 108456), (120, 103937), (138, 90380), (184, 67785), (230, 54228), (276, 45190), (345, 36152), (460, 27114), (552, 22595), (690, 18076), (920, 13557), (1380, 9038), (2760, 4519)]

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