About the Number

2804864

2804863 ← → 2804865

2進数表記:1010101100110010000000

漢数字表記:二百八十万四千八百六十四

素因数分解:

2 7 × 17 1 × 1289 1

素因数の和:1320
約数の個数: 32
約数和(自身を含む): 5921100
約数和(自身を除く): 3116236

約数列:
[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 1289, 2176, 2578, 5156, 10312, 20624, 21913, 41248, 43826, 82496, 87652, 164992, 175304, 350608, 701216, 1402432, 2804864]

約数ペア:
[(1, 2804864), (2, 1402432), (4, 701216), (8, 350608), (16, 175304), (17, 164992), (32, 87652), (34, 82496), (64, 43826), (68, 41248), (128, 21913), (136, 20624), (272, 10312), (544, 5156), (1088, 2578), (1289, 2176)]

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