About the Number

290109080

290109079 ← → 290109081

2進数表記:10001010010101011011010011000

漢数字表記:二億九千十万九千八十

素因数分解:

2 3 × 5 1 × 17 1 × 426631 1

素因数の和:426659
約数の個数: 32
約数和(自身を含む): 691143840
約数和(自身を除く): 401034760

約数列:
[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 426631, 853262, 1706524, 2133155, 3413048, 4266310, 7252727, 8532620, 14505454, 17065240, 29010908, 36263635, 58021816, 72527270, 145054540, 290109080]

約数ペア:
[(1, 290109080), (2, 145054540), (4, 72527270), (5, 58021816), (8, 36263635), (10, 29010908), (17, 17065240), (20, 14505454), (34, 8532620), (40, 7252727), (68, 4266310), (85, 3413048), (136, 2133155), (170, 1706524), (340, 853262), (680, 426631)]

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