About the Number

214480940

214480939 ← → 214480941

2進数表記:1100110010001011100000101100

漢数字表記:二億千四百四十八万九百四十

素因数分解:

2 2 × 5 1 × 31 1 × 345937 1

素因数の和:345977
約数の個数: 24
約数和(自身を含む): 464940672
約数和(自身を除く): 250459732

約数列:
[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 345937, 691874, 1383748, 1729685, 3459370, 6918740, 10724047, 21448094, 42896188, 53620235, 107240470, 214480940]

約数ペア:
[(1, 214480940), (2, 107240470), (4, 53620235), (5, 42896188), (10, 21448094), (20, 10724047), (31, 6918740), (62, 3459370), (124, 1729685), (155, 1383748), (310, 691874), (620, 345937)]

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