About the Number

2021355350

2021355349 ← → 2021355351

2進数表記:1111000011110110110111101010110

漢数字表記:二十億二千百三十五万五千三百五十

素因数分解:

2 1 × 5 2 × 7 2 × 41 1 × 20123 1

素因数の和:20190
約数の個数: 72
約数和(自身を含む): 4480447608
約数和(自身を除く): 2459092258

約数列:
[1, 2, 5, 7, 10, 14, 25, 35, 41, 49, 50, 70, 82, 98, 175, 205, 245, 287, 350, 410, 490, 574, 1025, 1225, 1435, 2009, 2050, 2450, 2870, 4018, 7175, 10045, 14350, 20090, 20123, 40246, 50225, 100450, 100615, 140861, 201230, 281722, 503075, 704305, 825043, 986027, 1006150, 1408610, 1650086, 1972054, 3521525, 4125215, 4930135, 5775301, 7043050, 8250430, 9860270, 11550602, 20626075, 24650675, 28876505, 40427107, 41252150, 49301350, 57753010, 80854214, 144382525, 202135535, 288765050, 404271070, 1010677675, 2021355350]

約数ペア:
[(1, 2021355350), (2, 1010677675), (5, 404271070), (7, 288765050), (10, 202135535), (14, 144382525), (25, 80854214), (35, 57753010), (41, 49301350), (49, 41252150), (50, 40427107), (70, 28876505), (82, 24650675), (98, 20626075), (175, 11550602), (205, 9860270), (245, 8250430), (287, 7043050), (350, 5775301), (410, 4930135), (490, 4125215), (574, 3521525), (1025, 1972054), (1225, 1650086), (1435, 1408610), (2009, 1006150), (2050, 986027), (2450, 825043), (2870, 704305), (4018, 503075), (7175, 281722), (10045, 201230), (14350, 140861), (20090, 100615), (20123, 100450), (40246, 50225)]

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