About the Number

12090

12089 ← → 12091

2進数表記:10111100111010

漢数字表記:一万二千九十

素因数分解:

2 1 × 3 1 × 5 1 × 13 1 × 31 1

素因数の和:54
約数の個数: 32
約数和(自身を含む): 32256
約数和(自身を除く): 20166

約数列:
[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 806, 930, 1209, 2015, 2418, 4030, 6045, 12090]

約数ペア:
[(1, 12090), (2, 6045), (3, 4030), (5, 2418), (6, 2015), (10, 1209), (13, 930), (15, 806), (26, 465), (30, 403), (31, 390), (39, 310), (62, 195), (65, 186), (78, 155), (93, 130)]

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