195093040

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{12379}}^1$

素因数の和:12589

約数の個数: 40

約数和(自身を含む): 455930640

約数和(自身を除く): 260837600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1970, 3152, 3940, 7880, 12379, 15760, 24758, 49516, 61895, 99032, 123790, 198064, 247580, 495160, 990320, 2438663, 4877326, 9754652, 12193315, 19509304, 24386630, 39018608, 48773260, 97546520, 195093040]

約数ペア:

[(1, 195093040), (2, 97546520), (4, 48773260), (5, 39018608), (8, 24386630), (10, 19509304), (16, 12193315), (20, 9754652), (40, 4877326), (80, 2438663), (197, 990320), (394, 495160), (788, 247580), (985, 198064), (1576, 123790), (1970, 99032), (3152, 61895), (3940, 49516), (7880, 24758), (12379, 15760)]