About the Number

1420080

1420079 ← → 1420081

2進数表記:101011010101100110000

漢数字表記:百四十二万八十

素因数分解:

2 4 × 3 1 × 5 1 × 61 1 × 97 1

素因数の和:174
約数の個数: 80
約数和(自身を含む): 4520544
約数和(自身を除く): 3100464

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 97, 120, 122, 183, 194, 240, 244, 291, 305, 366, 388, 485, 488, 582, 610, 732, 776, 915, 970, 976, 1164, 1220, 1455, 1464, 1552, 1830, 1940, 2328, 2440, 2910, 2928, 3660, 3880, 4656, 4880, 5820, 5917, 7320, 7760, 11640, 11834, 14640, 17751, 23280, 23668, 29585, 35502, 47336, 59170, 71004, 88755, 94672, 118340, 142008, 177510, 236680, 284016, 355020, 473360, 710040, 1420080]

約数ペア:
[(1, 1420080), (2, 710040), (3, 473360), (4, 355020), (5, 284016), (6, 236680), (8, 177510), (10, 142008), (12, 118340), (15, 94672), (16, 88755), (20, 71004), (24, 59170), (30, 47336), (40, 35502), (48, 29585), (60, 23668), (61, 23280), (80, 17751), (97, 14640), (120, 11834), (122, 11640), (183, 7760), (194, 7320), (240, 5917), (244, 5820), (291, 4880), (305, 4656), (366, 3880), (388, 3660), (485, 2928), (488, 2910), (582, 2440), (610, 2328), (732, 1940), (776, 1830), (915, 1552), (970, 1464), (976, 1455), (1164, 1220)]

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