7677940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5407}}^1$

素因数の和:5487

約数の個数: 24

約数和(自身を含む): 16353792

約数和(自身を除く): 8675852

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 5407, 10814, 21628, 27035, 54070, 108140, 383897, 767794, 1535588, 1919485, 3838970, 7677940]

約数ペア:

[(1, 7677940), (2, 3838970), (4, 1919485), (5, 1535588), (10, 767794), (20, 383897), (71, 108140), (142, 54070), (284, 27035), (355, 21628), (710, 10814), (1420, 5407)]