About the Number

27398540

27398539 ← → 27398541

2進数表記:1101000100001000110001100

漢数字表記:二千七百三十九万八千五百四十

素因数分解:

2 2 × 5 1 × 13 1 × 105379 1

素因数の和:105401
約数の個数: 24
約数和(自身を含む): 61963440
約数和(自身を除く): 34564900

約数列:
[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 105379, 210758, 421516, 526895, 1053790, 1369927, 2107580, 2739854, 5479708, 6849635, 13699270, 27398540]

約数ペア:
[(1, 27398540), (2, 13699270), (4, 6849635), (5, 5479708), (10, 2739854), (13, 2107580), (20, 1369927), (26, 1053790), (52, 526895), (65, 421516), (130, 210758), (260, 105379)]

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