About the Number

12381530

12381529 ← → 12381531

2進数表記:101111001110110101011010

漢数字表記:千二百三十八万千五百三十

素因数分解:

2 1 × 5 1 × 7 1 × 73 1 × 2423 1

素因数の和:2510
約数の個数: 32
約数和(自身を含む): 25830144
約数和(自身を除く): 13448614

約数列:
[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 511, 730, 1022, 2423, 2555, 4846, 5110, 12115, 16961, 24230, 33922, 84805, 169610, 176879, 353758, 884395, 1238153, 1768790, 2476306, 6190765, 12381530]

約数ペア:
[(1, 12381530), (2, 6190765), (5, 2476306), (7, 1768790), (10, 1238153), (14, 884395), (35, 353758), (70, 176879), (73, 169610), (146, 84805), (365, 33922), (511, 24230), (730, 16961), (1022, 12115), (2423, 5110), (2555, 4846)]

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