About the Number

2131680

2131679 ← → 2131681

2進数表記:1000001000011011100000

漢数字表記:二百十三万千六百八十

素因数分解:

2 5 × 3 1 × 5 1 × 4441 1

素因数の和:4459
約数の個数: 48
約数和(自身を含む): 6716304
約数和(自身を除く): 4584624

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 4441, 8882, 13323, 17764, 22205, 26646, 35528, 44410, 53292, 66615, 71056, 88820, 106584, 133230, 142112, 177640, 213168, 266460, 355280, 426336, 532920, 710560, 1065840, 2131680]

約数ペア:
[(1, 2131680), (2, 1065840), (3, 710560), (4, 532920), (5, 426336), (6, 355280), (8, 266460), (10, 213168), (12, 177640), (15, 142112), (16, 133230), (20, 106584), (24, 88820), (30, 71056), (32, 66615), (40, 53292), (48, 44410), (60, 35528), (80, 26646), (96, 22205), (120, 17764), (160, 13323), (240, 8882), (480, 4441)]

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