2757755

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:84

約数の個数: 64

約数和(自身を含む): 4838400

約数和(自身を除く): 2080645

約数列:

[1, 5, 7, 11, 13, 19, 29, 35, 55, 65, 77, 91, 95, 133, 143, 145, 203, 209, 247, 319, 377, 385, 455, 551, 665, 715, 1001, 1015, 1045, 1235, 1463, 1595, 1729, 1885, 2233, 2639, 2717, 2755, 3857, 4147, 5005, 6061, 7163, 7315, 8645, 11165, 13195, 13585, 19019, 19285, 20735, 29029, 30305, 35815, 42427, 50141, 78793, 95095, 145145, 212135, 250705, 393965, 551551, 2757755]

約数ペア:

[(1, 2757755), (5, 551551), (7, 393965), (11, 250705), (13, 212135), (19, 145145), (29, 95095), (35, 78793), (55, 50141), (65, 42427), (77, 35815), (91, 30305), (95, 29029), (133, 20735), (143, 19285), (145, 19019), (203, 13585), (209, 13195), (247, 11165), (319, 8645), (377, 7315), (385, 7163), (455, 6061), (551, 5005), (665, 4147), (715, 3857), (1001, 2755), (1015, 2717), (1045, 2639), (1235, 2233), (1463, 1885), (1595, 1729)]