About the Number

2820288

2820287 ← → 2820289

2進数表記:1010110000100011000000

漢数字表記:二百八十二万二百八十八

素因数分解:

2 6 × 3 1 × 37 1 × 397 1

素因数の和:449
約数の個数: 56
約数和(自身を含む): 7682992
約数和(自身を除く): 4862704

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 64, 74, 96, 111, 148, 192, 222, 296, 397, 444, 592, 794, 888, 1184, 1191, 1588, 1776, 2368, 2382, 3176, 3552, 4764, 6352, 7104, 9528, 12704, 14689, 19056, 25408, 29378, 38112, 44067, 58756, 76224, 88134, 117512, 176268, 235024, 352536, 470048, 705072, 940096, 1410144, 2820288]

約数ペア:
[(1, 2820288), (2, 1410144), (3, 940096), (4, 705072), (6, 470048), (8, 352536), (12, 235024), (16, 176268), (24, 117512), (32, 88134), (37, 76224), (48, 58756), (64, 44067), (74, 38112), (96, 29378), (111, 25408), (148, 19056), (192, 14689), (222, 12704), (296, 9528), (397, 7104), (444, 6352), (592, 4764), (794, 3552), (888, 3176), (1184, 2382), (1191, 2368), (1588, 1776)]

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