About the Number

2011090690

2011090689 ← → 2011090691

2進数表記:1110111110111101100111100000010

漢数字表記:二十億千百九万六百九十

素因数分解:

2 1 × 5 1 × 7 1 × 1583 1 × 18149 1

素因数の和:19746
約数の個数: 32
約数和(自身を含む): 4139942400
約数和(自身を除く): 2128851710

約数列:
[1, 2, 5, 7, 10, 14, 35, 70, 1583, 3166, 7915, 11081, 15830, 18149, 22162, 36298, 55405, 90745, 110810, 127043, 181490, 254086, 635215, 1270430, 28729867, 57459734, 143649335, 201109069, 287298670, 402218138, 1005545345, 2011090690]

約数ペア:
[(1, 2011090690), (2, 1005545345), (5, 402218138), (7, 287298670), (10, 201109069), (14, 143649335), (35, 57459734), (70, 28729867), (1583, 1270430), (3166, 635215), (7915, 254086), (11081, 181490), (15830, 127043), (18149, 110810), (22162, 90745), (36298, 55405)]

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