About the Number

128400432

128400431 ← → 128400433

2進数表記:111101001110011110000110000

漢数字表記:一億二千八百四十万四百三十二

素因数分解:

2 4 × 3 1 × 2675009 1

素因数の和:2675020
約数の個数: 20
約数和(自身を含む): 331701240
約数和(自身を除く): 203300808

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 2675009, 5350018, 8025027, 10700036, 16050054, 21400072, 32100108, 42800144, 64200216, 128400432]

約数ペア:
[(1, 128400432), (2, 64200216), (3, 42800144), (4, 32100108), (6, 21400072), (8, 16050054), (12, 10700036), (16, 8025027), (24, 5350018), (48, 2675009)]

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