20223005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 28339200

約数和(自身を除く): 8116195

約数列:

[1, 5, 11, 29, 31, 55, 145, 155, 319, 341, 409, 899, 1595, 1705, 2045, 4495, 4499, 9889, 11861, 12679, 22495, 49445, 59305, 63395, 130471, 139469, 367691, 652355, 697345, 1838455, 4044601, 20223005]

約数ペア:

[(1, 20223005), (5, 4044601), (11, 1838455), (29, 697345), (31, 652355), (55, 367691), (145, 139469), (155, 130471), (319, 63395), (341, 59305), (409, 49445), (899, 22495), (1595, 12679), (1705, 11861), (2045, 9889), (4495, 4499)]