8077960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1669}}^1$

素因数の和:1702

約数の個数: 48

約数和(自身を含む): 19989900

約数和(自身を除く): 11911940

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 1669, 2420, 3338, 4840, 6676, 8345, 13352, 16690, 18359, 33380, 36718, 66760, 73436, 91795, 146872, 183590, 201949, 367180, 403898, 734360, 807796, 1009745, 1615592, 2019490, 4038980, 8077960]

約数ペア:

[(1, 8077960), (2, 4038980), (4, 2019490), (5, 1615592), (8, 1009745), (10, 807796), (11, 734360), (20, 403898), (22, 367180), (40, 201949), (44, 183590), (55, 146872), (88, 91795), (110, 73436), (121, 66760), (220, 36718), (242, 33380), (440, 18359), (484, 16690), (605, 13352), (968, 8345), (1210, 6676), (1669, 4840), (2420, 3338)]