2220644

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:563

約数の個数: 24

約数和(自身を含む): 4166400

約数和(自身を除く): 1945756

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 479, 958, 1159, 1916, 2318, 4636, 9101, 18202, 29219, 36404, 58438, 116876, 555161, 1110322, 2220644]

約数ペア:

[(1, 2220644), (2, 1110322), (4, 555161), (19, 116876), (38, 58438), (61, 36404), (76, 29219), (122, 18202), (244, 9101), (479, 4636), (958, 2318), (1159, 1916)]