About the Number

199940048

199940047 ← → 199940049

2進数表記:1011111010101101011111010000

漢数字表記:一億九千九百九十四万四十八

素因数分解:

2 4 × 7 1 × 11 1 × 162289 1

素因数の和:162315
約数の個数: 40
約数和(自身を含む): 482975040
約数和(自身を除く): 283034992

約数列:
[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 162289, 324578, 649156, 1136023, 1298312, 1785179, 2272046, 2596624, 3570358, 4544092, 7140716, 9088184, 12496253, 14281432, 18176368, 24992506, 28562864, 49985012, 99970024, 199940048]

約数ペア:
[(1, 199940048), (2, 99970024), (4, 49985012), (7, 28562864), (8, 24992506), (11, 18176368), (14, 14281432), (16, 12496253), (22, 9088184), (28, 7140716), (44, 4544092), (56, 3570358), (77, 2596624), (88, 2272046), (112, 1785179), (154, 1298312), (176, 1136023), (308, 649156), (616, 324578), (1232, 162289)]

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