About the Number

2142749120

2142749119 ← → 2142749121

2進数表記:1111111101101111100000111000000

漢数字表記:二十一億四千二百七十四万九千百二十

素因数分解:

2 6 × 5 1 × 6696091 1

素因数の和:6696108
約数の個数: 28
約数和(自身を含む): 5102422104
約数和(自身を除く): 2959672984

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 6696091, 13392182, 26784364, 33480455, 53568728, 66960910, 107137456, 133921820, 214274912, 267843640, 428549824, 535687280, 1071374560, 2142749120]

約数ペア:
[(1, 2142749120), (2, 1071374560), (4, 535687280), (5, 428549824), (8, 267843640), (10, 214274912), (16, 133921820), (20, 107137456), (32, 66960910), (40, 53568728), (64, 33480455), (80, 26784364), (160, 13392182), (320, 6696091)]

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