About the Number

138959860

138959859 ← → 138959861

2進数表記:1000010010000101101111110100

漢数字表記:一億三千八百九十五万九千八百六十

素因数分解:

2 2 × 5 1 × 13 1 × 197 1 × 2713 1

素因数の和:2932
約数の個数: 48
約数和(自身を含む): 315974736
約数和(自身を除く): 177014876

約数列:
[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 197, 260, 394, 788, 985, 1970, 2561, 2713, 3940, 5122, 5426, 10244, 10852, 12805, 13565, 25610, 27130, 35269, 51220, 54260, 70538, 141076, 176345, 352690, 534461, 705380, 1068922, 2137844, 2672305, 5344610, 6947993, 10689220, 13895986, 27791972, 34739965, 69479930, 138959860]

約数ペア:
[(1, 138959860), (2, 69479930), (4, 34739965), (5, 27791972), (10, 13895986), (13, 10689220), (20, 6947993), (26, 5344610), (52, 2672305), (65, 2137844), (130, 1068922), (197, 705380), (260, 534461), (394, 352690), (788, 176345), (985, 141076), (1970, 70538), (2561, 54260), (2713, 51220), (3940, 35269), (5122, 27130), (5426, 25610), (10244, 13565), (10852, 12805)]

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