About the Number

6728990

6728989 ← → 6728991

2進数表記:11001101010110100011110

漢数字表記:六百七十二万八千九百九十

素因数分解:

2 1 × 5 1 × 47 1 × 103 1 × 139 1

素因数の和:296
約数の個数: 32
約数和(自身を含む): 12579840
約数和(自身を除く): 5850850

約数列:
[1, 2, 5, 10, 47, 94, 103, 139, 206, 235, 278, 470, 515, 695, 1030, 1390, 4841, 6533, 9682, 13066, 14317, 24205, 28634, 32665, 48410, 65330, 71585, 143170, 672899, 1345798, 3364495, 6728990]

約数ペア:
[(1, 6728990), (2, 3364495), (5, 1345798), (10, 672899), (47, 143170), (94, 71585), (103, 65330), (139, 48410), (206, 32665), (235, 28634), (278, 24205), (470, 14317), (515, 13066), (695, 9682), (1030, 6533), (1390, 4841)]

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