28081660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{45293}}^1$

素因数の和:45333

約数の個数: 24

約数和(自身を含む): 60875136

約数和(自身を除く): 32793476

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 45293, 90586, 181172, 226465, 452930, 905860, 1404083, 2808166, 5616332, 7020415, 14040830, 28081660]

約数ペア:

[(1, 28081660), (2, 14040830), (4, 7020415), (5, 5616332), (10, 2808166), (20, 1404083), (31, 905860), (62, 452930), (124, 226465), (155, 181172), (310, 90586), (620, 45293)]