About the Number

201131420

201131419 ← → 201131421

2進数表記:1011111111010000010110011100

漢数字表記:二億百十三万千四百二十

素因数分解:

2 2 × 5 1 × 7 1 × 17 1 × 84509 1

素因数の和:84542
約数の個数: 48
約数和(自身を含む): 511116480
約数和(自身を除く): 309985060

約数列:
[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 84509, 169018, 338036, 422545, 591563, 845090, 1183126, 1436653, 1690180, 2366252, 2873306, 2957815, 5746612, 5915630, 7183265, 10056571, 11831260, 14366530, 20113142, 28733060, 40226284, 50282855, 100565710, 201131420]

約数ペア:
[(1, 201131420), (2, 100565710), (4, 50282855), (5, 40226284), (7, 28733060), (10, 20113142), (14, 14366530), (17, 11831260), (20, 10056571), (28, 7183265), (34, 5915630), (35, 5746612), (68, 2957815), (70, 2873306), (85, 2366252), (119, 1690180), (140, 1436653), (170, 1183126), (238, 845090), (340, 591563), (476, 422545), (595, 338036), (1190, 169018), (2380, 84509)]

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