About the Number

201210122008

201210122007 ← → 201210122009

2進数表記:10111011011001000011101100111100011000

漢数字表記:二千十二億千十二万二千八

素因数分解:

2 3 × 7 1 × 5657 1 × 635149 1

素因数の和:640819
約数の個数: 32
約数和(自身を含む): 431241444000
約数和(自身を除く): 230031321992

約数列:
[1, 2, 4, 7, 8, 14, 28, 56, 5657, 11314, 22628, 39599, 45256, 79198, 158396, 316792, 635149, 1270298, 2540596, 4446043, 5081192, 8892086, 17784172, 35568344, 3593037893, 7186075786, 14372151572, 25151265251, 28744303144, 50302530502, 100605061004, 201210122008]

約数ペア:
[(1, 201210122008), (2, 100605061004), (4, 50302530502), (7, 28744303144), (8, 25151265251), (14, 14372151572), (28, 7186075786), (56, 3593037893), (5657, 35568344), (11314, 17784172), (22628, 8892086), (39599, 5081192), (45256, 4446043), (79198, 2540596), (158396, 1270298), (316792, 635149)]

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