195746180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{199741}}^1$

素因数の和:199764

約数の個数: 36

約数和(自身を含む): 478182348

約数和(自身を除く): 282436168

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 199741, 399482, 798964, 998705, 1398187, 1997410, 2796374, 3994820, 5592748, 6990935, 9787309, 13981870, 19574618, 27963740, 39149236, 48936545, 97873090, 195746180]

約数ペア:

[(1, 195746180), (2, 97873090), (4, 48936545), (5, 39149236), (7, 27963740), (10, 19574618), (14, 13981870), (20, 9787309), (28, 6990935), (35, 5592748), (49, 3994820), (70, 2796374), (98, 1997410), (140, 1398187), (196, 998705), (245, 798964), (490, 399482), (980, 199741)]