About the Number

90339940

90339939 ← → 90339941

2進数表記:101011000100111101001100100

漢数字表記:九千三十三万九千九百四十

素因数分解:

2 2 × 5 1 × 37 1 × 122081 1

素因数の和:122127
約数の個数: 24
約数和(自身を含む): 194842872
約数和(自身を除く): 104502932

約数列:
[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 122081, 244162, 488324, 610405, 1220810, 2441620, 4516997, 9033994, 18067988, 22584985, 45169970, 90339940]

約数ペア:
[(1, 90339940), (2, 45169970), (4, 22584985), (5, 18067988), (10, 9033994), (20, 4516997), (37, 2441620), (74, 1220810), (148, 610405), (185, 488324), (370, 244162), (740, 122081)]

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