42984580

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{22157}}^1$

素因数の和:22263

約数の個数: 24

約数和(自身を含む): 91202328

約数和(自身を除く): 48217748

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 22157, 44314, 88628, 110785, 221570, 443140, 2149229, 4298458, 8596916, 10746145, 21492290, 42984580]

約数ペア:

[(1, 42984580), (2, 21492290), (4, 10746145), (5, 8596916), (10, 4298458), (20, 2149229), (97, 443140), (194, 221570), (388, 110785), (485, 88628), (970, 44314), (1940, 22157)]