About the Number

20090169740

20090169739 ← → 20090169741

2進数表記:10010101101011101111010100110001100

漢数字表記:二百億九千十六万九千七百四十

素因数分解:

2 2 × 5 1 × 41 1 × 47 1 × 521281 1

素因数の和:521378
約数の個数: 48
約数和(自身を含む): 44137989504
約数和(自身を除く): 24047819764

約数列:
[1, 2, 4, 5, 10, 20, 41, 47, 82, 94, 164, 188, 205, 235, 410, 470, 820, 940, 1927, 3854, 7708, 9635, 19270, 38540, 521281, 1042562, 2085124, 2606405, 5212810, 10425620, 21372521, 24500207, 42745042, 49000414, 85490084, 98000828, 106862605, 122501035, 213725210, 245002070, 427450420, 490004140, 1004508487, 2009016974, 4018033948, 5022542435, 10045084870, 20090169740]

約数ペア:
[(1, 20090169740), (2, 10045084870), (4, 5022542435), (5, 4018033948), (10, 2009016974), (20, 1004508487), (41, 490004140), (47, 427450420), (82, 245002070), (94, 213725210), (164, 122501035), (188, 106862605), (205, 98000828), (235, 85490084), (410, 49000414), (470, 42745042), (820, 24500207), (940, 21372521), (1927, 10425620), (3854, 5212810), (7708, 2606405), (9635, 2085124), (19270, 1042562), (38540, 521281)]

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