About the Number

2169840

2169839 ← → 2169841

2進数表記:1000010001101111110000

漢数字表記:二百十六万九千八百四十

素因数分解:

2 4 × 3 1 × 5 1 × 9041 1

素因数の和:9057
約数の個数: 40
約数和(自身を含む): 6727248
約数和(自身を除く): 4557408

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 9041, 18082, 27123, 36164, 45205, 54246, 72328, 90410, 108492, 135615, 144656, 180820, 216984, 271230, 361640, 433968, 542460, 723280, 1084920, 2169840]

約数ペア:
[(1, 2169840), (2, 1084920), (3, 723280), (4, 542460), (5, 433968), (6, 361640), (8, 271230), (10, 216984), (12, 180820), (15, 144656), (16, 135615), (20, 108492), (24, 90410), (30, 72328), (40, 54246), (48, 45205), (60, 36164), (80, 27123), (120, 18082), (240, 9041)]

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