About the Number

201321230

201321229 ← → 201321231

2進数表記:1011111111111110101100001110

漢数字表記:二億百三十二万千二百三十

素因数分解:

2 1 × 5 1 × 11 1 × 79 1 × 23167 1

素因数の和:23264
約数の個数: 32
約数和(自身を含む): 400343040
約数和(自身を除く): 199021810

約数列:
[1, 2, 5, 10, 11, 22, 55, 79, 110, 158, 395, 790, 869, 1738, 4345, 8690, 23167, 46334, 115835, 231670, 254837, 509674, 1274185, 1830193, 2548370, 3660386, 9150965, 18301930, 20132123, 40264246, 100660615, 201321230]

約数ペア:
[(1, 201321230), (2, 100660615), (5, 40264246), (10, 20132123), (11, 18301930), (22, 9150965), (55, 3660386), (79, 2548370), (110, 1830193), (158, 1274185), (395, 509674), (790, 254837), (869, 231670), (1738, 115835), (4345, 46334), (8690, 23167)]

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