About the Number

30122008

30122007 ← → 30122009

2進数表記:1110010111010000000011000

漢数字表記:三千十二万二千八

素因数分解:

2 3 × 7 1 × 251 1 × 2143 1

素因数の和:2407
約数の個数: 32
約数和(自身を含む): 64834560
約数和(自身を除く): 34712552

約数列:
[1, 2, 4, 7, 8, 14, 28, 56, 251, 502, 1004, 1757, 2008, 2143, 3514, 4286, 7028, 8572, 14056, 15001, 17144, 30002, 60004, 120008, 537893, 1075786, 2151572, 3765251, 4303144, 7530502, 15061004, 30122008]

約数ペア:
[(1, 30122008), (2, 15061004), (4, 7530502), (7, 4303144), (8, 3765251), (14, 2151572), (28, 1075786), (56, 537893), (251, 120008), (502, 60004), (1004, 30002), (1757, 17144), (2008, 15001), (2143, 14056), (3514, 8572), (4286, 7028)]

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