About the Number

20744140

20744139 ← → 20744141

2進数表記:1001111001000011111001100

漢数字表記:二千七十四万四千百四十

素因数分解:

2 2 × 5 1 × 467 1 × 2221 1

素因数の和:2697
約数の個数: 24
約数和(自身を含む): 43675632
約数和(自身を除く): 22931492

約数列:
[1, 2, 4, 5, 10, 20, 467, 934, 1868, 2221, 2335, 4442, 4670, 8884, 9340, 11105, 22210, 44420, 1037207, 2074414, 4148828, 5186035, 10372070, 20744140]

約数ペア:
[(1, 20744140), (2, 10372070), (4, 5186035), (5, 4148828), (10, 2074414), (20, 1037207), (467, 44420), (934, 22210), (1868, 11105), (2221, 9340), (2335, 8884), (4442, 4670)]

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