About the Number

2938890

2938889 ← → 2938891

2進数表記:1011001101100000001010

漢数字表記:二百九十三万八千八百九十

素因数分解:

2 1 × 3 1 × 5 1 × 163 1 × 601 1

素因数の和:774
約数の個数: 32
約数和(自身を含む): 7108416
約数和(自身を除く): 4169526

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 163, 326, 489, 601, 815, 978, 1202, 1630, 1803, 2445, 3005, 3606, 4890, 6010, 9015, 18030, 97963, 195926, 293889, 489815, 587778, 979630, 1469445, 2938890]

約数ペア:
[(1, 2938890), (2, 1469445), (3, 979630), (5, 587778), (6, 489815), (10, 293889), (15, 195926), (30, 97963), (163, 18030), (326, 9015), (489, 6010), (601, 4890), (815, 3606), (978, 3005), (1202, 2445), (1630, 1803)]

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