20460055

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2797}}^1$

素因数の和:2839

約数の個数: 32

約数和(自身を含む): 32232960

約数和(自身を除く): 11772905

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 133, 209, 385, 665, 1045, 1463, 2797, 7315, 13985, 19579, 30767, 53143, 97895, 153835, 215369, 265715, 372001, 584573, 1076845, 1860005, 2922865, 4092011, 20460055]

約数ペア:

[(1, 20460055), (5, 4092011), (7, 2922865), (11, 1860005), (19, 1076845), (35, 584573), (55, 372001), (77, 265715), (95, 215369), (133, 153835), (209, 97895), (385, 53143), (665, 30767), (1045, 19579), (1463, 13985), (2797, 7315)]