About the Number

112206980

112206979 ← → 112206981

2進数表記:110101100000010010010000100

漢数字表記:一億千二百二十万六千九百八十

素因数分解:

2 2 × 5 1 × 31 1 × 71 1 × 2549 1

素因数の和:2660
約数の個数: 48
約数和(自身を含む): 246758400
約数和(自身を除く): 134551420

約数列:
[1, 2, 4, 5, 10, 20, 31, 62, 71, 124, 142, 155, 284, 310, 355, 620, 710, 1420, 2201, 2549, 4402, 5098, 8804, 10196, 11005, 12745, 22010, 25490, 44020, 50980, 79019, 158038, 180979, 316076, 361958, 395095, 723916, 790190, 904895, 1580380, 1809790, 3619580, 5610349, 11220698, 22441396, 28051745, 56103490, 112206980]

約数ペア:
[(1, 112206980), (2, 56103490), (4, 28051745), (5, 22441396), (10, 11220698), (20, 5610349), (31, 3619580), (62, 1809790), (71, 1580380), (124, 904895), (142, 790190), (155, 723916), (284, 395095), (310, 361958), (355, 316076), (620, 180979), (710, 158038), (1420, 79019), (2201, 50980), (2549, 44020), (4402, 25490), (5098, 22010), (8804, 12745), (10196, 11005)]

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