2020305518

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{661}}^1$

素因数の和:993

約数の個数: 64

約数和(自身を含む): 3843624960

約数和(自身を除く): 1823319442

約数列:

[1, 2, 7, 11, 14, 22, 77, 89, 154, 178, 223, 446, 623, 661, 979, 1246, 1322, 1561, 1958, 2453, 3122, 4627, 4906, 6853, 7271, 9254, 13706, 14542, 17171, 19847, 34342, 39694, 50897, 58829, 101794, 117658, 138929, 147403, 218317, 277858, 294806, 411803, 436634, 647119, 823606, 1031821, 1294238, 1528219, 1621433, 2063642, 3056438, 3242866, 4529833, 9059666, 11350031, 13118867, 22700062, 26237734, 91832069, 144307537, 183664138, 288615074, 1010152759, 2020305518]

約数ペア:

[(1, 2020305518), (2, 1010152759), (7, 288615074), (11, 183664138), (14, 144307537), (22, 91832069), (77, 26237734), (89, 22700062), (154, 13118867), (178, 11350031), (223, 9059666), (446, 4529833), (623, 3242866), (661, 3056438), (979, 2063642), (1246, 1621433), (1322, 1528219), (1561, 1294238), (1958, 1031821), (2453, 823606), (3122, 647119), (4627, 436634), (4906, 411803), (6853, 294806), (7271, 277858), (9254, 218317), (13706, 147403), (14542, 138929), (17171, 117658), (19847, 101794), (34342, 58829), (39694, 50897)]