About the Number

139181340

139181339 ← → 139181341

2進数表記:1000010010111011110100011100

漢数字表記:一億三千九百十八万千三百四十

素因数分解:

2 2 × 3 1 × 5 1 × 2319689 1

素因数の和:2319701
約数の個数: 24
約数和(自身を含む): 389707920
約数和(自身を除く): 250526580

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2319689, 4639378, 6959067, 9278756, 11598445, 13918134, 23196890, 27836268, 34795335, 46393780, 69590670, 139181340]

約数ペア:
[(1, 139181340), (2, 69590670), (3, 46393780), (4, 34795335), (5, 27836268), (6, 23196890), (10, 13918134), (12, 11598445), (15, 9278756), (20, 6959067), (30, 4639378), (60, 2319689)]

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