About the Number

989840960

989840959 ← → 989840961

2進数表記:111010111111111100011001000000

漢数字表記:九億八千九百八十四万九百六十

素因数分解:

2 6 × 5 1 × 3093253 1

素因数の和:3093270
約数の個数: 28
約数和(自身を含む): 2357059548
約数和(自身を除く): 1367218588

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 3093253, 6186506, 12373012, 15466265, 24746024, 30932530, 49492048, 61865060, 98984096, 123730120, 197968192, 247460240, 494920480, 989840960]

約数ペア:
[(1, 989840960), (2, 494920480), (4, 247460240), (5, 197968192), (8, 123730120), (10, 98984096), (16, 61865060), (20, 49492048), (32, 30932530), (40, 24746024), (64, 15466265), (80, 12373012), (160, 6186506), (320, 3093253)]

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