About the Number

12051390

12051389 ← → 12051391

2進数表記:101101111110001110111110

漢数字表記:千二百五万千三百九十

素因数分解:

2 1 × 3 1 × 5 1 × 13 2 × 2377 1

素因数の和:2413
約数の個数: 48
約数和(自身を含む): 31332528
約数和(自身を除く): 19281138

約数列:
[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1690, 2377, 2535, 4754, 5070, 7131, 11885, 14262, 23770, 30901, 35655, 61802, 71310, 92703, 154505, 185406, 309010, 401713, 463515, 803426, 927030, 1205139, 2008565, 2410278, 4017130, 6025695, 12051390]

約数ペア:
[(1, 12051390), (2, 6025695), (3, 4017130), (5, 2410278), (6, 2008565), (10, 1205139), (13, 927030), (15, 803426), (26, 463515), (30, 401713), (39, 309010), (65, 185406), (78, 154505), (130, 92703), (169, 71310), (195, 61802), (338, 35655), (390, 30901), (507, 23770), (845, 14262), (1014, 11885), (1690, 7131), (2377, 5070), (2535, 4754)]

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