About the Number

6490140

6490139 ← → 6490141

2進数表記:11000110000100000011100

漢数字表記:六百四十九万百四十

素因数分解:

2 2 × 3 1 × 5 1 × 23 1 × 4703 1

素因数の和:4738
約数の個数: 48
約数和(自身を含む): 18966528
約数和(自身を除く): 12476388

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 4703, 9406, 14109, 18812, 23515, 28218, 47030, 56436, 70545, 94060, 108169, 141090, 216338, 282180, 324507, 432676, 540845, 649014, 1081690, 1298028, 1622535, 2163380, 3245070, 6490140]

約数ペア:
[(1, 6490140), (2, 3245070), (3, 2163380), (4, 1622535), (5, 1298028), (6, 1081690), (10, 649014), (12, 540845), (15, 432676), (20, 324507), (23, 282180), (30, 216338), (46, 141090), (60, 108169), (69, 94060), (92, 70545), (115, 56436), (138, 47030), (230, 28218), (276, 23515), (345, 18812), (460, 14109), (690, 9406), (1380, 4703)]

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