About the Number

20006020

20006019 ← → 20006021

2進数表記:1001100010100010010000100

漢数字表記:二千万六千二十

素因数分解:

2 2 × 5 1 × 47 1 × 21283 1

素因数の和:21339
約数の個数: 24
約数和(自身を含む): 42908544
約数和(自身を除く): 22902524

約数列:
[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 21283, 42566, 85132, 106415, 212830, 425660, 1000301, 2000602, 4001204, 5001505, 10003010, 20006020]

約数ペア:
[(1, 20006020), (2, 10003010), (4, 5001505), (5, 4001204), (10, 2000602), (20, 1000301), (47, 425660), (94, 212830), (188, 106415), (235, 85132), (470, 42566), (940, 21283)]

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