About the Number

113889220

113889219 ← → 113889221

2進数表記:110110010011100111111000100

漢数字表記:一億千三百八十八万九千二百二十

素因数分解:

2 2 × 5 1 × 269 1 × 21169 1

素因数の和:21447
約数の個数: 24
約数和(自身を含む): 240067800
約数和(自身を除く): 126178580

約数列:
[1, 2, 4, 5, 10, 20, 269, 538, 1076, 1345, 2690, 5380, 21169, 42338, 84676, 105845, 211690, 423380, 5694461, 11388922, 22777844, 28472305, 56944610, 113889220]

約数ペア:
[(1, 113889220), (2, 56944610), (4, 28472305), (5, 22777844), (10, 11388922), (20, 5694461), (269, 423380), (538, 211690), (1076, 105845), (1345, 84676), (2690, 42338), (5380, 21169)]

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