About the Number

144420940

144420939 ← → 144420941

2進数表記:1000100110111011000001001100

漢数字表記:一億四千四百四十二万九百四十

素因数分解:

2 2 × 5 1 × 31 1 × 232937 1

素因数の和:232977
約数の個数: 24
約数和(自身を含む): 313068672
約数和(自身を除く): 168647732

約数列:
[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 232937, 465874, 931748, 1164685, 2329370, 4658740, 7221047, 14442094, 28884188, 36105235, 72210470, 144420940]

約数ペア:
[(1, 144420940), (2, 72210470), (4, 36105235), (5, 28884188), (10, 14442094), (20, 7221047), (31, 4658740), (62, 2329370), (124, 1164685), (155, 931748), (310, 465874), (620, 232937)]

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