About the Number

6404140

6404139 ← → 6404141

2進数表記:11000011011100000101100

漢数字表記:六百四十万四千百四十

素因数分解:

2 2 × 5 1 × 19 2 × 887 1

素因数の和:934
約数の個数: 36
約数和(自身を含む): 14209776
約数和(自身を除く): 7805636

約数列:
[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 887, 1444, 1774, 1805, 3548, 3610, 4435, 7220, 8870, 16853, 17740, 33706, 67412, 84265, 168530, 320207, 337060, 640414, 1280828, 1601035, 3202070, 6404140]

約数ペア:
[(1, 6404140), (2, 3202070), (4, 1601035), (5, 1280828), (10, 640414), (19, 337060), (20, 320207), (38, 168530), (76, 84265), (95, 67412), (190, 33706), (361, 17740), (380, 16853), (722, 8870), (887, 7220), (1444, 4435), (1774, 3610), (1805, 3548)]

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