201280390

素因数分解:

$2^1\times 5^1\times {\mathrm{1789}}^1\times {\mathrm{11251}}^1$

素因数の和:13047

約数の個数: 16

約数和(自身を含む): 362539440

約数和(自身を除く): 161259050

約数列:

[1, 2, 5, 10, 1789, 3578, 8945, 11251, 17890, 22502, 56255, 112510, 20128039, 40256078, 100640195, 201280390]

約数ペア:

[(1, 201280390), (2, 100640195), (5, 40256078), (10, 20128039), (1789, 112510), (3578, 56255), (8945, 22502), (11251, 17890)]