About the Number

20706910

20706909 ← → 20706911

2進数表記:1001110111111011001011110

漢数字表記:二千七十万六千九百十

素因数分解:

2 1 × 5 1 × 7 3 × 6037 1

素因数の和:6065
約数の個数: 32
約数和(自身を含む): 43473600
約数和(自身を除く): 22766690

約数列:
[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 6037, 12074, 30185, 42259, 60370, 84518, 211295, 295813, 422590, 591626, 1479065, 2070691, 2958130, 4141382, 10353455, 20706910]

約数ペア:
[(1, 20706910), (2, 10353455), (5, 4141382), (7, 2958130), (10, 2070691), (14, 1479065), (35, 591626), (49, 422590), (70, 295813), (98, 211295), (245, 84518), (343, 60370), (490, 42259), (686, 30185), (1715, 12074), (3430, 6037)]

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