About the Number

61098140

61098139 ← → 61098141

2進数表記:11101001000100100010011100

漢数字表記:六千百九万八千百四十

素因数分解:

2 2 × 5 1 × 1607 1 × 1901 1

素因数の和:3517
約数の個数: 24
約数和(自身を含む): 128453472
約数和(自身を除く): 67355332

約数列:
[1, 2, 4, 5, 10, 20, 1607, 1901, 3214, 3802, 6428, 7604, 8035, 9505, 16070, 19010, 32140, 38020, 3054907, 6109814, 12219628, 15274535, 30549070, 61098140]

約数ペア:
[(1, 61098140), (2, 30549070), (4, 15274535), (5, 12219628), (10, 6109814), (20, 3054907), (1607, 38020), (1901, 32140), (3214, 19010), (3802, 16070), (6428, 9505), (7604, 8035)]

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