2017604740

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{198193}}^1$

素因数の和:198711

約数の個数: 24

約数和(自身を含む): 4245315480

約数和(自身を除く): 2227710740

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 2036, 2545, 5090, 10180, 198193, 396386, 792772, 990965, 1981930, 3963860, 100880237, 201760474, 403520948, 504401185, 1008802370, 2017604740]

約数ペア:

[(1, 2017604740), (2, 1008802370), (4, 504401185), (5, 403520948), (10, 201760474), (20, 100880237), (509, 3963860), (1018, 1981930), (2036, 990965), (2545, 792772), (5090, 396386), (10180, 198193)]