About the Number

27840020

27840019 ← → 27840021

2進数表記:1101010001100111000010100

漢数字表記:二千七百八十四万二十

素因数分解:

2 2 × 5 1 × 13 1 × 107077 1

素因数の和:107099
約数の個数: 24
約数和(自身を含む): 62961864
約数和(自身を除く): 35121844

約数列:
[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 107077, 214154, 428308, 535385, 1070770, 1392001, 2141540, 2784002, 5568004, 6960005, 13920010, 27840020]

約数ペア:
[(1, 27840020), (2, 13920010), (4, 6960005), (5, 5568004), (10, 2784002), (13, 2141540), (20, 1392001), (26, 1070770), (52, 535385), (65, 428308), (130, 214154), (260, 107077)]

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