419726140

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{94109}}^1$

素因数の和:94341

約数の個数: 24

約数和(自身を含む): 885386880

約数和(自身を除く): 465660740

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 94109, 188218, 376436, 470545, 941090, 1882180, 20986307, 41972614, 83945228, 104931535, 209863070, 419726140]

約数ペア:

[(1, 419726140), (2, 209863070), (4, 104931535), (5, 83945228), (10, 41972614), (20, 20986307), (223, 1882180), (446, 941090), (892, 470545), (1115, 376436), (2230, 188218), (4460, 94109)]