About the Number

2007072128

2007072127 ← → 2007072129

2進数表記:1110111101000010111110110000000

漢数字表記:二十億七百七万二千百二十八

素因数分解:

2 7 × 43 1 × 364657 1

素因数の和:364714
約数の個数: 32
約数和(自身を含む): 4091462760
約数和(自身を除く): 2084390632

約数列:
[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 344, 688, 1376, 2752, 5504, 364657, 729314, 1458628, 2917256, 5834512, 11669024, 15680251, 23338048, 31360502, 46676096, 62721004, 125442008, 250884016, 501768032, 1003536064, 2007072128]

約数ペア:
[(1, 2007072128), (2, 1003536064), (4, 501768032), (8, 250884016), (16, 125442008), (32, 62721004), (43, 46676096), (64, 31360502), (86, 23338048), (128, 15680251), (172, 11669024), (344, 5834512), (688, 2917256), (1376, 1458628), (2752, 729314), (5504, 364657)]

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