About the Number

13043280

13043279 ← → 13043281

2進数表記:110001110000011001010000

漢数字表記:千三百四万三千二百八十

素因数分解:

2 4 × 3 1 × 5 1 × 54347 1

素因数の和:54363
約数の個数: 40
約数和(自身を含む): 40434912
約数和(自身を除く): 27391632

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 54347, 108694, 163041, 217388, 271735, 326082, 434776, 543470, 652164, 815205, 869552, 1086940, 1304328, 1630410, 2173880, 2608656, 3260820, 4347760, 6521640, 13043280]

約数ペア:
[(1, 13043280), (2, 6521640), (3, 4347760), (4, 3260820), (5, 2608656), (6, 2173880), (8, 1630410), (10, 1304328), (12, 1086940), (15, 869552), (16, 815205), (20, 652164), (24, 543470), (30, 434776), (40, 326082), (48, 271735), (60, 217388), (80, 163041), (120, 108694), (240, 54347)]

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