About the Number

42398080

42398079 ← → 42398081

2進数表記:10100001101111000110000000

漢数字表記:四千二百三十九万八千八十

素因数分解:

2 7 × 5 1 × 31 1 × 2137 1

素因数の和:2187
約数の個数: 64
約数和(自身を含む): 104676480
約数和(自身を除く): 62278400

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2137, 2480, 3968, 4274, 4960, 8548, 9920, 10685, 17096, 19840, 21370, 34192, 42740, 66247, 68384, 85480, 132494, 136768, 170960, 264988, 273536, 331235, 341920, 529976, 662470, 683840, 1059952, 1324940, 1367680, 2119904, 2649880, 4239808, 5299760, 8479616, 10599520, 21199040, 42398080]

約数ペア:
[(1, 42398080), (2, 21199040), (4, 10599520), (5, 8479616), (8, 5299760), (10, 4239808), (16, 2649880), (20, 2119904), (31, 1367680), (32, 1324940), (40, 1059952), (62, 683840), (64, 662470), (80, 529976), (124, 341920), (128, 331235), (155, 273536), (160, 264988), (248, 170960), (310, 136768), (320, 132494), (496, 85480), (620, 68384), (640, 66247), (992, 42740), (1240, 34192), (1984, 21370), (2137, 19840), (2480, 17096), (3968, 10685), (4274, 9920), (4960, 8548)]

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