About the Number

12015280

12015279 ← → 12015281

2進数表記:101101110101011010110000

漢数字表記:千二百一万五千二百八十

素因数分解:

2 4 × 5 1 × 29 1 × 5179 1

素因数の和:5221
約数の個数: 40
約数和(自身を含む): 28904400
約数和(自身を除く): 16889120

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 5179, 10358, 20716, 25895, 41432, 51790, 82864, 103580, 150191, 207160, 300382, 414320, 600764, 750955, 1201528, 1501910, 2403056, 3003820, 6007640, 12015280]

約数ペア:
[(1, 12015280), (2, 6007640), (4, 3003820), (5, 2403056), (8, 1501910), (10, 1201528), (16, 750955), (20, 600764), (29, 414320), (40, 300382), (58, 207160), (80, 150191), (116, 103580), (145, 82864), (232, 51790), (290, 41432), (464, 25895), (580, 20716), (1160, 10358), (2320, 5179)]

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