About the Number

1996771970

1996771969 ← → 1996771971

2進数表記:1110111000001000101001010000010

漢数字表記:十九億九千六百七十七万千九百七十

素因数分解:

2 1 × 5 1 × 37 1 × 47 1 × 199 1 × 577 1

素因数の和:867
約数の個数: 64
約数和(自身を含む): 3795379200
約数和(自身を除く): 1798607230

約数列:
[1, 2, 5, 10, 37, 47, 74, 94, 185, 199, 235, 370, 398, 470, 577, 995, 1154, 1739, 1990, 2885, 3478, 5770, 7363, 8695, 9353, 14726, 17390, 18706, 21349, 27119, 36815, 42698, 46765, 54238, 73630, 93530, 106745, 114823, 135595, 213490, 229646, 271190, 346061, 574115, 692122, 1003403, 1148230, 1730305, 2006806, 3460610, 4248451, 5017015, 5396681, 8496902, 10034030, 10793362, 21242255, 26983405, 42484510, 53966810, 199677197, 399354394, 998385985, 1996771970]

約数ペア:
[(1, 1996771970), (2, 998385985), (5, 399354394), (10, 199677197), (37, 53966810), (47, 42484510), (74, 26983405), (94, 21242255), (185, 10793362), (199, 10034030), (235, 8496902), (370, 5396681), (398, 5017015), (470, 4248451), (577, 3460610), (995, 2006806), (1154, 1730305), (1739, 1148230), (1990, 1003403), (2885, 692122), (3478, 574115), (5770, 346061), (7363, 271190), (8695, 229646), (9353, 213490), (14726, 135595), (17390, 114823), (18706, 106745), (21349, 93530), (27119, 73630), (36815, 54238), (42698, 46765)]

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