About the Number

12115020

12115019 ← → 12115021

2進数表記:101110001101110001001100

漢数字表記:千二百十一万五千二十

素因数分解:

2 2 × 3 1 × 5 1 × 23 1 × 8779 1

素因数の和:8814
約数の個数: 48
約数和(自身を含む): 35400960
約数和(自身を除く): 23285940

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 8779, 17558, 26337, 35116, 43895, 52674, 87790, 105348, 131685, 175580, 201917, 263370, 403834, 526740, 605751, 807668, 1009585, 1211502, 2019170, 2423004, 3028755, 4038340, 6057510, 12115020]

約数ペア:
[(1, 12115020), (2, 6057510), (3, 4038340), (4, 3028755), (5, 2423004), (6, 2019170), (10, 1211502), (12, 1009585), (15, 807668), (20, 605751), (23, 526740), (30, 403834), (46, 263370), (60, 201917), (69, 175580), (92, 131685), (115, 105348), (138, 87790), (230, 52674), (276, 43895), (345, 35116), (460, 26337), (690, 17558), (1380, 8779)]

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