2018283920

素因数分解:

$2^4\times 5^1\times {\mathrm{5801}}^1\times {\mathrm{4349}}^1$

素因数の和:10163

約数の個数: 40

約数和(自身を含む): 4694398200

約数和(自身を除く): 2676114280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4349, 5801, 8698, 11602, 17396, 21745, 23204, 29005, 34792, 43490, 46408, 58010, 69584, 86980, 92816, 116020, 173960, 232040, 347920, 464080, 25228549, 50457098, 100914196, 126142745, 201828392, 252285490, 403656784, 504570980, 1009141960, 2018283920]

約数ペア:

[(1, 2018283920), (2, 1009141960), (4, 504570980), (5, 403656784), (8, 252285490), (10, 201828392), (16, 126142745), (20, 100914196), (40, 50457098), (80, 25228549), (4349, 464080), (5801, 347920), (8698, 232040), (11602, 173960), (17396, 116020), (21745, 92816), (23204, 86980), (29005, 69584), (34792, 58010), (43490, 46408)]