490631204

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{407501}}^1$

素因数の和:407555

約数の個数: 24

約数和(自身を含む): 1004084928

約数和(自身を除く): 513453724

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 407501, 815002, 1630004, 2852507, 5705014, 11410028, 17522543, 35045086, 70090172, 122657801, 245315602, 490631204]

約数ペア:

[(1, 490631204), (2, 245315602), (4, 122657801), (7, 70090172), (14, 35045086), (28, 17522543), (43, 11410028), (86, 5705014), (172, 2852507), (301, 1630004), (602, 815002), (1204, 407501)]