About the Number

4055280

4055279 ← → 4055281

2進数表記:1111011110000011110000

漢数字表記:四百五万五千二百八十

素因数分解:

2 4 × 3 1 × 5 1 × 61 1 × 277 1

素因数の和:354
約数の個数: 80
約数和(自身を含む): 12823584
約数和(自身を除く): 8768304

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 183, 240, 244, 277, 305, 366, 488, 554, 610, 732, 831, 915, 976, 1108, 1220, 1385, 1464, 1662, 1830, 2216, 2440, 2770, 2928, 3324, 3660, 4155, 4432, 4880, 5540, 6648, 7320, 8310, 11080, 13296, 14640, 16620, 16897, 22160, 33240, 33794, 50691, 66480, 67588, 84485, 101382, 135176, 168970, 202764, 253455, 270352, 337940, 405528, 506910, 675880, 811056, 1013820, 1351760, 2027640, 4055280]

約数ペア:
[(1, 4055280), (2, 2027640), (3, 1351760), (4, 1013820), (5, 811056), (6, 675880), (8, 506910), (10, 405528), (12, 337940), (15, 270352), (16, 253455), (20, 202764), (24, 168970), (30, 135176), (40, 101382), (48, 84485), (60, 67588), (61, 66480), (80, 50691), (120, 33794), (122, 33240), (183, 22160), (240, 16897), (244, 16620), (277, 14640), (305, 13296), (366, 11080), (488, 8310), (554, 7320), (610, 6648), (732, 5540), (831, 4880), (915, 4432), (976, 4155), (1108, 3660), (1220, 3324), (1385, 2928), (1464, 2770), (1662, 2440), (1830, 2216)]

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