427156640

素因数分解:

$2^5\times 5^1\times {\mathrm{2669729}}^1$

素因数の和:2669744

約数の個数: 24

約数和(自身を含む): 1009157940

約数和(自身を除く): 582001300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 2669729, 5339458, 10678916, 13348645, 21357832, 26697290, 42715664, 53394580, 85431328, 106789160, 213578320, 427156640]

約数ペア:

[(1, 427156640), (2, 213578320), (4, 106789160), (5, 85431328), (8, 53394580), (10, 42715664), (16, 26697290), (20, 21357832), (32, 13348645), (40, 10678916), (80, 5339458), (160, 2669729)]