About the Number

2590996988

2590996987 ← → 2590996989

2進数表記:10011010011011110111100111111100

漢数字表記:二十五億九千九十九万六千九百八十八

素因数分解:

2 2 × 31 1 × 1489 1 × 14033 1

素因数の和:15557
約数の個数: 24
約数和(自身を含む): 4683987840
約数和(自身を除く): 2092990852

約数列:
[1, 2, 4, 31, 62, 124, 1489, 2978, 5956, 14033, 28066, 46159, 56132, 92318, 184636, 435023, 870046, 1740092, 20895137, 41790274, 83580548, 647749247, 1295498494, 2590996988]

約数ペア:
[(1, 2590996988), (2, 1295498494), (4, 647749247), (31, 83580548), (62, 41790274), (124, 20895137), (1489, 1740092), (2978, 870046), (5956, 435023), (14033, 184636), (28066, 92318), (46159, 56132)]

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