870485

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:66

約数の個数: 48

約数和(自身を含む): 1477440

約数和(自身を除く): 606955

約数列:

[1, 5, 7, 11, 17, 19, 35, 49, 55, 77, 85, 95, 119, 133, 187, 209, 245, 323, 385, 539, 595, 665, 833, 931, 935, 1045, 1309, 1463, 1615, 2261, 2695, 3553, 4165, 4655, 6545, 7315, 9163, 10241, 11305, 15827, 17765, 24871, 45815, 51205, 79135, 124355, 174097, 870485]

約数ペア:

[(1, 870485), (5, 174097), (7, 124355), (11, 79135), (17, 51205), (19, 45815), (35, 24871), (49, 17765), (55, 15827), (77, 11305), (85, 10241), (95, 9163), (119, 7315), (133, 6545), (187, 4655), (209, 4165), (245, 3553), (323, 2695), (385, 2261), (539, 1615), (595, 1463), (665, 1309), (833, 1045), (931, 935)]