About the Number

1381484240

1381484239 ← → 1381484241

2進数表記:1010010010101111100011011010000

漢数字表記:十三億八千百四十八万四千二百四十

素因数分解:

2 4 × 5 1 × 17268553 1

素因数の和:17268566
約数の個数: 20
約数和(自身を含む): 3211951044
約数和(自身を除く): 1830466804

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 17268553, 34537106, 69074212, 86342765, 138148424, 172685530, 276296848, 345371060, 690742120, 1381484240]

約数ペア:
[(1, 1381484240), (2, 690742120), (4, 345371060), (5, 276296848), (8, 172685530), (10, 138148424), (16, 86342765), (20, 69074212), (40, 34537106), (80, 17268553)]

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