About the Number

42920880

42920879 ← → 42920881

2進数表記:10100011101110101110110000

漢数字表記:四千二百九十二万八百八十

素因数分解:

2 4 × 3 1 × 5 1 × 43 1 × 4159 1

素因数の和:4218
約数の個数: 80
約数和(自身を含む): 136181760
約数和(自身を除く): 93260880

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 4159, 5160, 8318, 10320, 12477, 16636, 20795, 24954, 33272, 41590, 49908, 62385, 66544, 83180, 99816, 124770, 166360, 178837, 199632, 249540, 332720, 357674, 499080, 536511, 715348, 894185, 998160, 1073022, 1430696, 1788370, 2146044, 2682555, 2861392, 3576740, 4292088, 5365110, 7153480, 8584176, 10730220, 14306960, 21460440, 42920880]

約数ペア:
[(1, 42920880), (2, 21460440), (3, 14306960), (4, 10730220), (5, 8584176), (6, 7153480), (8, 5365110), (10, 4292088), (12, 3576740), (15, 2861392), (16, 2682555), (20, 2146044), (24, 1788370), (30, 1430696), (40, 1073022), (43, 998160), (48, 894185), (60, 715348), (80, 536511), (86, 499080), (120, 357674), (129, 332720), (172, 249540), (215, 199632), (240, 178837), (258, 166360), (344, 124770), (430, 99816), (516, 83180), (645, 66544), (688, 62385), (860, 49908), (1032, 41590), (1290, 33272), (1720, 24954), (2064, 20795), (2580, 16636), (3440, 12477), (4159, 10320), (5160, 8318)]

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