About the Number

121005920

121005919 ← → 121005921

2進数表記:111001101100110011101100000

漢数字表記:一億二千百万五千九百二十

素因数分解:

2 5 × 5 1 × 7 1 × 108041 1

素因数の和:108063
約数の個数: 48
約数和(自身を含む): 326719008
約数和(自身を除く): 205713088

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 108041, 216082, 432164, 540205, 756287, 864328, 1080410, 1512574, 1728656, 2160820, 3025148, 3457312, 3781435, 4321640, 6050296, 7562870, 8643280, 12100592, 15125740, 17286560, 24201184, 30251480, 60502960, 121005920]

約数ペア:
[(1, 121005920), (2, 60502960), (4, 30251480), (5, 24201184), (7, 17286560), (8, 15125740), (10, 12100592), (14, 8643280), (16, 7562870), (20, 6050296), (28, 4321640), (32, 3781435), (35, 3457312), (40, 3025148), (56, 2160820), (70, 1728656), (80, 1512574), (112, 1080410), (140, 864328), (160, 756287), (224, 540205), (280, 432164), (560, 216082), (1120, 108041)]

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