About the Number

128420108

128420107 ← → 128420109

2進数表記:111101001111000100100001100

漢数字表記:一億二千八百四十二万百八

素因数分解:

2 2 × 17 1 × 59 1 × 32009 1

素因数の和:32089
約数の個数: 24
約数和(自身を含む): 241995600
約数和(自身を除く): 113575492

約数列:
[1, 2, 4, 17, 34, 59, 68, 118, 236, 1003, 2006, 4012, 32009, 64018, 128036, 544153, 1088306, 1888531, 2176612, 3777062, 7554124, 32105027, 64210054, 128420108]

約数ペア:
[(1, 128420108), (2, 64210054), (4, 32105027), (17, 7554124), (34, 3777062), (59, 2176612), (68, 1888531), (118, 1088306), (236, 544153), (1003, 128036), (2006, 64018), (4012, 32009)]

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