About the Number

200940880

200940879 ← → 200940881

2進数表記:1011111110100001110101010000

漢数字表記:二億九十四万八百八十

素因数分解:

2 4 × 5 1 × 7 1 × 23 1 × 15601 1

素因数の和:15644
約数の個数: 80
約数和(自身を含む): 557178624
約数和(自身を除く): 356237744

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 12880, 15601, 31202, 62404, 78005, 109207, 124808, 156010, 218414, 249616, 312020, 358823, 436828, 546035, 624040, 717646, 873656, 1092070, 1248080, 1435292, 1747312, 1794115, 2184140, 2511761, 2870584, 3588230, 4368280, 5023522, 5741168, 7176460, 8736560, 10047044, 12558805, 14352920, 20094088, 25117610, 28705840, 40188176, 50235220, 100470440, 200940880]

約数ペア:
[(1, 200940880), (2, 100470440), (4, 50235220), (5, 40188176), (7, 28705840), (8, 25117610), (10, 20094088), (14, 14352920), (16, 12558805), (20, 10047044), (23, 8736560), (28, 7176460), (35, 5741168), (40, 5023522), (46, 4368280), (56, 3588230), (70, 2870584), (80, 2511761), (92, 2184140), (112, 1794115), (115, 1747312), (140, 1435292), (161, 1248080), (184, 1092070), (230, 873656), (280, 717646), (322, 624040), (368, 546035), (460, 436828), (560, 358823), (644, 312020), (805, 249616), (920, 218414), (1288, 156010), (1610, 124808), (1840, 109207), (2576, 78005), (3220, 62404), (6440, 31202), (12880, 15601)]

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