About the Number

6720280

6720279 ← → 6720281

2進数表記:11001101000101100011000

漢数字表記:六百七十二万二百八十

素因数分解:

2 3 × 5 1 × 7 1 × 24001 1

素因数の和:24019
約数の個数: 32
約数和(自身を含む): 17281440
約数和(自身を除く): 10561160

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 24001, 48002, 96004, 120005, 168007, 192008, 240010, 336014, 480020, 672028, 840035, 960040, 1344056, 1680070, 3360140, 6720280]

約数ペア:
[(1, 6720280), (2, 3360140), (4, 1680070), (5, 1344056), (7, 960040), (8, 840035), (10, 672028), (14, 480020), (20, 336014), (28, 240010), (35, 192008), (40, 168007), (56, 120005), (70, 96004), (140, 48002), (280, 24001)]

このpageの処理時間: 0.011644363403320312 seconds