About the Number

47990140

47990139 ← → 47990141

2進数表記:10110111000100010101111100

漢数字表記:四千七百九十九万百四十

素因数分解:

2 2 × 5 1 × 11 1 × 218137 1

素因数の和:218157
約数の個数: 24
約数和(自身を含む): 109941552
約数和(自身を除く): 61951412

約数列:
[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 218137, 436274, 872548, 1090685, 2181370, 2399507, 4362740, 4799014, 9598028, 11997535, 23995070, 47990140]

約数ペア:
[(1, 47990140), (2, 23995070), (4, 11997535), (5, 9598028), (10, 4799014), (11, 4362740), (20, 2399507), (22, 2181370), (44, 1090685), (55, 872548), (110, 436274), (220, 218137)]

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