About the Number

28401340

28401339 ← → 28401341

2進数表記:1101100010101111010111100

漢数字表記:二千八百四十万千三百四十

素因数分解:

2 2 × 5 1 × 11 1 × 129097 1

素因数の和:129117
約数の個数: 24
約数和(自身を含む): 65065392
約数和(自身を除く): 36664052

約数列:
[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 129097, 258194, 516388, 645485, 1290970, 1420067, 2581940, 2840134, 5680268, 7100335, 14200670, 28401340]

約数ペア:
[(1, 28401340), (2, 14200670), (4, 7100335), (5, 5680268), (10, 2840134), (11, 2581940), (20, 1420067), (22, 1290970), (44, 645485), (55, 516388), (110, 258194), (220, 129097)]

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