About the Number

12540190

12540189 ← → 12540191

2進数表記:101111110101100100011110

漢数字表記:千二百五十四万百九十

素因数分解:

2 1 × 5 1 × 13 1 × 19 1 × 5077 1

素因数の和:5116
約数の個数: 32
約数和(自身を含む): 25593120
約数和(自身を除く): 13052930

約数列:
[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 5077, 10154, 25385, 50770, 66001, 96463, 132002, 192926, 330005, 482315, 660010, 964630, 1254019, 2508038, 6270095, 12540190]

約数ペア:
[(1, 12540190), (2, 6270095), (5, 2508038), (10, 1254019), (13, 964630), (19, 660010), (26, 482315), (38, 330005), (65, 192926), (95, 132002), (130, 96463), (190, 66001), (247, 50770), (494, 25385), (1235, 10154), (2470, 5077)]

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