About the Number

804914890

804914889 ← → 804914891

2進数表記:101111111110100000011011001010

漢数字表記:八億四百九十一万四千八百九十

素因数分解:

2 1 × 5 1 × 13 3 × 36637 1

素因数の和:36683
約数の個数: 32
約数和(自身を含む): 1569571920
約数和(自身を除く): 764657030

約数列:
[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 2197, 4394, 10985, 21970, 36637, 73274, 183185, 366370, 476281, 952562, 2381405, 4762810, 6191653, 12383306, 30958265, 61916530, 80491489, 160982978, 402457445, 804914890]

約数ペア:
[(1, 804914890), (2, 402457445), (5, 160982978), (10, 80491489), (13, 61916530), (26, 30958265), (65, 12383306), (130, 6191653), (169, 4762810), (338, 2381405), (845, 952562), (1690, 476281), (2197, 366370), (4394, 183185), (10985, 73274), (21970, 36637)]

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