About the Number

30012080

30012079 ← → 30012081

2進数表記:1110010011111001010110000

漢数字表記:三千一万二千八十

素因数分解:

2 4 × 5 1 × 7 1 × 53593 1

素因数の和:53613
約数の個数: 40
約数和(自身を含む): 79747872
約数和(自身を除く): 49735792

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 53593, 107186, 214372, 267965, 375151, 428744, 535930, 750302, 857488, 1071860, 1500604, 1875755, 2143720, 3001208, 3751510, 4287440, 6002416, 7503020, 15006040, 30012080]

約数ペア:
[(1, 30012080), (2, 15006040), (4, 7503020), (5, 6002416), (7, 4287440), (8, 3751510), (10, 3001208), (14, 2143720), (16, 1875755), (20, 1500604), (28, 1071860), (35, 857488), (40, 750302), (56, 535930), (70, 428744), (80, 375151), (112, 267965), (140, 214372), (280, 107186), (560, 53593)]

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