About the Number

2989320

2989319 ← → 2989321

2進数表記:1011011001110100001000

漢数字表記:二百九十八万九千三百二十

素因数分解:

2 3 × 3 1 × 5 1 × 29 1 × 859 1

素因数の和:902
約数の個数: 64
約数和(自身を含む): 9288000
約数和(自身を除く): 6298680

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 859, 870, 1160, 1718, 1740, 2577, 3436, 3480, 4295, 5154, 6872, 8590, 10308, 12885, 17180, 20616, 24911, 25770, 34360, 49822, 51540, 74733, 99644, 103080, 124555, 149466, 199288, 249110, 298932, 373665, 498220, 597864, 747330, 996440, 1494660, 2989320]

約数ペア:
[(1, 2989320), (2, 1494660), (3, 996440), (4, 747330), (5, 597864), (6, 498220), (8, 373665), (10, 298932), (12, 249110), (15, 199288), (20, 149466), (24, 124555), (29, 103080), (30, 99644), (40, 74733), (58, 51540), (60, 49822), (87, 34360), (116, 25770), (120, 24911), (145, 20616), (174, 17180), (232, 12885), (290, 10308), (348, 8590), (435, 6872), (580, 5154), (696, 4295), (859, 3480), (870, 3436), (1160, 2577), (1718, 1740)]

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