About the Number

201820340

201820339 ← → 201820341

2進数表記:1100000001111000100010110100

漢数字表記:二億百八十二万三百四十

素因数分解:

2 2 × 5 1 × 71 1 × 311 1 × 457 1

素因数の和:848
約数の個数: 48
約数和(自身を含む): 432117504
約数和(自身を除く): 230297164

約数列:
[1, 2, 4, 5, 10, 20, 71, 142, 284, 311, 355, 457, 622, 710, 914, 1244, 1420, 1555, 1828, 2285, 3110, 4570, 6220, 9140, 22081, 32447, 44162, 64894, 88324, 110405, 129788, 142127, 162235, 220810, 284254, 324470, 441620, 568508, 648940, 710635, 1421270, 2842540, 10091017, 20182034, 40364068, 50455085, 100910170, 201820340]

約数ペア:
[(1, 201820340), (2, 100910170), (4, 50455085), (5, 40364068), (10, 20182034), (20, 10091017), (71, 2842540), (142, 1421270), (284, 710635), (311, 648940), (355, 568508), (457, 441620), (622, 324470), (710, 284254), (914, 220810), (1244, 162235), (1420, 142127), (1555, 129788), (1828, 110405), (2285, 88324), (3110, 64894), (4570, 44162), (6220, 32447), (9140, 22081)]

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