About the Number

12100900

12100899 ← → 12100901

2進数表記:101110001010010100100100

漢数字表記:千二百十万九百

素因数分解:

2 2 × 5 2 × 7 1 × 59 1 × 293 1

素因数の和:373
約数の個数: 72
約数和(自身を含む): 30623040
約数和(自身を除く): 18522140

約数列:
[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 59, 70, 100, 118, 140, 175, 236, 293, 295, 350, 413, 586, 590, 700, 826, 1172, 1180, 1465, 1475, 1652, 2051, 2065, 2930, 2950, 4102, 4130, 5860, 5900, 7325, 8204, 8260, 10255, 10325, 14650, 17287, 20510, 20650, 29300, 34574, 41020, 41300, 51275, 69148, 86435, 102550, 121009, 172870, 205100, 242018, 345740, 432175, 484036, 605045, 864350, 1210090, 1728700, 2420180, 3025225, 6050450, 12100900]

約数ペア:
[(1, 12100900), (2, 6050450), (4, 3025225), (5, 2420180), (7, 1728700), (10, 1210090), (14, 864350), (20, 605045), (25, 484036), (28, 432175), (35, 345740), (50, 242018), (59, 205100), (70, 172870), (100, 121009), (118, 102550), (140, 86435), (175, 69148), (236, 51275), (293, 41300), (295, 41020), (350, 34574), (413, 29300), (586, 20650), (590, 20510), (700, 17287), (826, 14650), (1172, 10325), (1180, 10255), (1465, 8260), (1475, 8204), (1652, 7325), (2051, 5900), (2065, 5860), (2930, 4130), (2950, 4102)]

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