About the Number

12080490

12080489 ← → 12080491

2進数表記:101110000101010101101010

漢数字表記:千二百八万四百九十

素因数分解:

2 1 × 3 1 × 5 1 × 139 1 × 2897 1

素因数の和:3046
約数の個数: 32
約数和(自身を含む): 29211840
約数和(自身を除く): 17131350

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 139, 278, 417, 695, 834, 1390, 2085, 2897, 4170, 5794, 8691, 14485, 17382, 28970, 43455, 86910, 402683, 805366, 1208049, 2013415, 2416098, 4026830, 6040245, 12080490]

約数ペア:
[(1, 12080490), (2, 6040245), (3, 4026830), (5, 2416098), (6, 2013415), (10, 1208049), (15, 805366), (30, 402683), (139, 86910), (278, 43455), (417, 28970), (695, 17382), (834, 14485), (1390, 8691), (2085, 5794), (2897, 4170)]

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