About the Number

42420028

42420027 ← → 42420029

2進数表記:10100001110100011100111100

漢数字表記:四千二百四十二万二十八

素因数分解:

2 2 × 7 1 × 31 1 × 48871 1

素因数の和:48913
約数の個数: 24
約数和(自身を含む): 87578624
約数和(自身を除く): 45158596

約数列:
[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 48871, 97742, 195484, 342097, 684194, 1368388, 1515001, 3030002, 6060004, 10605007, 21210014, 42420028]

約数ペア:
[(1, 42420028), (2, 21210014), (4, 10605007), (7, 6060004), (14, 3030002), (28, 1515001), (31, 1368388), (62, 684194), (124, 342097), (217, 195484), (434, 97742), (868, 48871)]

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