About the Number

42720342

42720341 ← → 42720343

2進数表記:10100010111101110001010110

漢数字表記:四千二百七十二万三百四十二

素因数分解:

2 1 × 3 1 × 7 1 × 701 1 × 1451 1

素因数の和:2164
約数の個数: 32
約数和(自身を含む): 97853184
約数和(自身を除く): 55132842

約数列:
[1, 2, 3, 6, 7, 14, 21, 42, 701, 1402, 1451, 2103, 2902, 4206, 4353, 4907, 8706, 9814, 10157, 14721, 20314, 29442, 30471, 60942, 1017151, 2034302, 3051453, 6102906, 7120057, 14240114, 21360171, 42720342]

約数ペア:
[(1, 42720342), (2, 21360171), (3, 14240114), (6, 7120057), (7, 6102906), (14, 3051453), (21, 2034302), (42, 1017151), (701, 60942), (1402, 30471), (1451, 29442), (2103, 20314), (2902, 14721), (4206, 10157), (4353, 9814), (4907, 8706)]

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