About the Number

163420240

163420239 ← → 163420241

2進数表記:1001101111011001100001010000

漢数字表記:一億六千三百四十二万二百四十

素因数分解:

2 4 × 5 1 × 2042753 1

素因数の和:2042766
約数の個数: 20
約数和(自身を含む): 379952244
約数和(自身を除く): 216532004

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2042753, 4085506, 8171012, 10213765, 16342024, 20427530, 32684048, 40855060, 81710120, 163420240]

約数ペア:
[(1, 163420240), (2, 81710120), (4, 40855060), (5, 32684048), (8, 20427530), (10, 16342024), (16, 10213765), (20, 8171012), (40, 4085506), (80, 2042753)]

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