21862960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{39041}}^1$

素因数の和:39061

約数の個数: 40

約数和(自身を含む): 58094496

約数和(自身を除く): 36231536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 39041, 78082, 156164, 195205, 273287, 312328, 390410, 546574, 624656, 780820, 1093148, 1366435, 1561640, 2186296, 2732870, 3123280, 4372592, 5465740, 10931480, 21862960]

約数ペア:

[(1, 21862960), (2, 10931480), (4, 5465740), (5, 4372592), (7, 3123280), (8, 2732870), (10, 2186296), (14, 1561640), (16, 1366435), (20, 1093148), (28, 780820), (35, 624656), (40, 546574), (56, 390410), (70, 312328), (80, 273287), (112, 195205), (140, 156164), (280, 78082), (560, 39041)]