22222740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21787}}^1$

素因数の和:21816

約数の個数: 48

約数和(自身を含む): 65886912

約数和(自身を除く): 43664172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 21787, 43574, 65361, 87148, 108935, 130722, 217870, 261444, 326805, 370379, 435740, 653610, 740758, 1111137, 1307220, 1481516, 1851895, 2222274, 3703790, 4444548, 5555685, 7407580, 11111370, 22222740]

約数ペア:

[(1, 22222740), (2, 11111370), (3, 7407580), (4, 5555685), (5, 4444548), (6, 3703790), (10, 2222274), (12, 1851895), (15, 1481516), (17, 1307220), (20, 1111137), (30, 740758), (34, 653610), (51, 435740), (60, 370379), (68, 326805), (85, 261444), (102, 217870), (170, 130722), (204, 108935), (255, 87148), (340, 65361), (510, 43574), (1020, 21787)]