2201815

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:92

約数の個数: 48

約数和(自身を含む): 3611520

約数和(自身を除く): 1409705

約数列:

[1, 5, 7, 11, 19, 35, 43, 49, 55, 77, 95, 133, 209, 215, 245, 301, 385, 473, 539, 665, 817, 931, 1045, 1463, 1505, 2107, 2365, 2695, 3311, 4085, 4655, 5719, 7315, 8987, 10241, 10535, 16555, 23177, 28595, 40033, 44935, 51205, 62909, 115885, 200165, 314545, 440363, 2201815]

約数ペア:

[(1, 2201815), (5, 440363), (7, 314545), (11, 200165), (19, 115885), (35, 62909), (43, 51205), (49, 44935), (55, 40033), (77, 28595), (95, 23177), (133, 16555), (209, 10535), (215, 10241), (245, 8987), (301, 7315), (385, 5719), (473, 4655), (539, 4085), (665, 3311), (817, 2695), (931, 2365), (1045, 2107), (1463, 1505)]