2011769860

素因数分解:

$2^2\times 5^1\times {\mathrm{2477}}^1\times {\mathrm{40609}}^1$

素因数の和:43095

約数の個数: 24

約数和(自身を含む): 4226526360

約数和(自身を除く): 2214756500

約数列:

[1, 2, 4, 5, 10, 20, 2477, 4954, 9908, 12385, 24770, 40609, 49540, 81218, 162436, 203045, 406090, 812180, 100588493, 201176986, 402353972, 502942465, 1005884930, 2011769860]

約数ペア:

[(1, 2011769860), (2, 1005884930), (4, 502942465), (5, 402353972), (10, 201176986), (20, 100588493), (2477, 812180), (4954, 406090), (9908, 203045), (12385, 162436), (24770, 81218), (40609, 49540)]