About the Number

1640129390

1640129389 ← → 1640129391

2進数表記:1100001110000100110001101101110

漢数字表記:十六億四千十二万九千三百九十

素因数分解:

2 1 × 5 1 × 47 1 × 313 1 × 11149 1

素因数の和:11516
約数の個数: 32
約数和(自身を含む): 3024950400
約数和(自身を除く): 1384821010

約数列:
[1, 2, 5, 10, 47, 94, 235, 313, 470, 626, 1565, 3130, 11149, 14711, 22298, 29422, 55745, 73555, 111490, 147110, 524003, 1048006, 2620015, 3489637, 5240030, 6979274, 17448185, 34896370, 164012939, 328025878, 820064695, 1640129390]

約数ペア:
[(1, 1640129390), (2, 820064695), (5, 328025878), (10, 164012939), (47, 34896370), (94, 17448185), (235, 6979274), (313, 5240030), (470, 3489637), (626, 2620015), (1565, 1048006), (3130, 524003), (11149, 147110), (14711, 111490), (22298, 73555), (29422, 55745)]

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