About the Number

29891680

29891679 ← → 29891681

2進数表記:1110010000001110001100000

漢数字表記:二千九百八十九万千六百八十

素因数分解:

2 5 × 5 1 × 7 1 × 13 1 × 2053 1

素因数の和:2088
約数の個数: 96
約数和(自身を含む): 86958144
約数和(自身を除く): 57066464

約数列:
[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2053, 2080, 2912, 3640, 4106, 7280, 8212, 10265, 14371, 14560, 16424, 20530, 26689, 28742, 32848, 41060, 53378, 57484, 65696, 71855, 82120, 106756, 114968, 133445, 143710, 164240, 186823, 213512, 229936, 266890, 287420, 328480, 373646, 427024, 459872, 533780, 574840, 747292, 854048, 934115, 1067560, 1149680, 1494584, 1868230, 2135120, 2299360, 2989168, 3736460, 4270240, 5978336, 7472920, 14945840, 29891680]

約数ペア:
[(1, 29891680), (2, 14945840), (4, 7472920), (5, 5978336), (7, 4270240), (8, 3736460), (10, 2989168), (13, 2299360), (14, 2135120), (16, 1868230), (20, 1494584), (26, 1149680), (28, 1067560), (32, 934115), (35, 854048), (40, 747292), (52, 574840), (56, 533780), (65, 459872), (70, 427024), (80, 373646), (91, 328480), (104, 287420), (112, 266890), (130, 229936), (140, 213512), (160, 186823), (182, 164240), (208, 143710), (224, 133445), (260, 114968), (280, 106756), (364, 82120), (416, 71855), (455, 65696), (520, 57484), (560, 53378), (728, 41060), (910, 32848), (1040, 28742), (1120, 26689), (1456, 20530), (1820, 16424), (2053, 14560), (2080, 14371), (2912, 10265), (3640, 8212), (4106, 7280)]

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