About the Number

6426980

6426979 ← → 6426981

2進数表記:11000100001000101100100

漢数字表記:六百四十二万六千九百八十

素因数分解:

2 2 × 5 1 × 7 1 × 29 1 × 1583 1

素因数の和:1628
約数の個数: 48
約数和(自身を含む): 15966720
約数和(自身を除く): 9539740

約数列:
[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 1583, 2030, 3166, 4060, 6332, 7915, 11081, 15830, 22162, 31660, 44324, 45907, 55405, 91814, 110810, 183628, 221620, 229535, 321349, 459070, 642698, 918140, 1285396, 1606745, 3213490, 6426980]

約数ペア:
[(1, 6426980), (2, 3213490), (4, 1606745), (5, 1285396), (7, 918140), (10, 642698), (14, 459070), (20, 321349), (28, 229535), (29, 221620), (35, 183628), (58, 110810), (70, 91814), (116, 55405), (140, 45907), (145, 44324), (203, 31660), (290, 22162), (406, 15830), (580, 11081), (812, 7915), (1015, 6332), (1583, 4060), (2030, 3166)]

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