About the Number

28001856

28001855 ← → 28001857

2進数表記:1101010110100011001000000

漢数字表記:二千八百万千八百五十六

素因数分解:

2 6 × 3 1 × 17 1 × 23 1 × 373 1

素因数の和:428
約数の個数: 112
約数和(自身を含む): 82076544
約数和(自身を除く): 54074688

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 17, 23, 24, 32, 34, 46, 48, 51, 64, 68, 69, 92, 96, 102, 136, 138, 184, 192, 204, 272, 276, 368, 373, 391, 408, 544, 552, 736, 746, 782, 816, 1088, 1104, 1119, 1173, 1472, 1492, 1564, 1632, 2208, 2238, 2346, 2984, 3128, 3264, 4416, 4476, 4692, 5968, 6256, 6341, 8579, 8952, 9384, 11936, 12512, 12682, 17158, 17904, 18768, 19023, 23872, 25024, 25364, 25737, 34316, 35808, 37536, 38046, 50728, 51474, 68632, 71616, 75072, 76092, 101456, 102948, 137264, 145843, 152184, 202912, 205896, 274528, 291686, 304368, 405824, 411792, 437529, 549056, 583372, 608736, 823584, 875058, 1166744, 1217472, 1647168, 1750116, 2333488, 3500232, 4666976, 7000464, 9333952, 14000928, 28001856]

約数ペア:
[(1, 28001856), (2, 14000928), (3, 9333952), (4, 7000464), (6, 4666976), (8, 3500232), (12, 2333488), (16, 1750116), (17, 1647168), (23, 1217472), (24, 1166744), (32, 875058), (34, 823584), (46, 608736), (48, 583372), (51, 549056), (64, 437529), (68, 411792), (69, 405824), (92, 304368), (96, 291686), (102, 274528), (136, 205896), (138, 202912), (184, 152184), (192, 145843), (204, 137264), (272, 102948), (276, 101456), (368, 76092), (373, 75072), (391, 71616), (408, 68632), (544, 51474), (552, 50728), (736, 38046), (746, 37536), (782, 35808), (816, 34316), (1088, 25737), (1104, 25364), (1119, 25024), (1173, 23872), (1472, 19023), (1492, 18768), (1564, 17904), (1632, 17158), (2208, 12682), (2238, 12512), (2346, 11936), (2984, 9384), (3128, 8952), (3264, 8579), (4416, 6341), (4476, 6256), (4692, 5968)]

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