About the Number

340388140

340388139 ← → 340388141

2進数表記:10100010010011110100100101100

漢数字表記:三億四千三十八万八千百四十

素因数分解:

2 2 × 5 1 × 67 1 × 254021 1

素因数の和:254097
約数の個数: 24
約数和(自身を含む): 725486832
約数和(自身を除く): 385098692

約数列:
[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 254021, 508042, 1016084, 1270105, 2540210, 5080420, 17019407, 34038814, 68077628, 85097035, 170194070, 340388140]

約数ペア:
[(1, 340388140), (2, 170194070), (4, 85097035), (5, 68077628), (10, 34038814), (20, 17019407), (67, 5080420), (134, 2540210), (268, 1270105), (335, 1016084), (670, 508042), (1340, 254021)]

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