About the Number

12012490

12012489 ← → 12012491

2進数表記:101101110100101111001010

漢数字表記:千二百一万二千四百九十

素因数分解:

2 1 × 5 1 × 7 1 × 71 1 × 2417 1

素因数の和:2502
約数の個数: 32
約数和(自身を含む): 25069824
約数和(自身を除く): 13057334

約数列:
[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2417, 2485, 4834, 4970, 12085, 16919, 24170, 33838, 84595, 169190, 171607, 343214, 858035, 1201249, 1716070, 2402498, 6006245, 12012490]

約数ペア:
[(1, 12012490), (2, 6006245), (5, 2402498), (7, 1716070), (10, 1201249), (14, 858035), (35, 343214), (70, 171607), (71, 169190), (142, 84595), (355, 33838), (497, 24170), (710, 16919), (994, 12085), (2417, 4970), (2485, 4834)]

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