266774680

素因数分解:

$2^3\times 5^1\times {\mathrm{6669367}}^1$

素因数の和:6669378

約数の個数: 16

約数和(自身を含む): 600243120

約数和(自身を除く): 333468440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6669367, 13338734, 26677468, 33346835, 53354936, 66693670, 133387340, 266774680]

約数ペア:

[(1, 266774680), (2, 133387340), (4, 66693670), (5, 53354936), (8, 33346835), (10, 26677468), (20, 13338734), (40, 6669367)]