55758220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{398273}}^1$

素因数の和:398289

約数の個数: 24

約数和(自身を含む): 133820064

約数和(自身を除く): 78061844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 398273, 796546, 1593092, 1991365, 2787911, 3982730, 5575822, 7965460, 11151644, 13939555, 27879110, 55758220]

約数ペア:

[(1, 55758220), (2, 27879110), (4, 13939555), (5, 11151644), (7, 7965460), (10, 5575822), (14, 3982730), (20, 2787911), (28, 1991365), (35, 1593092), (70, 796546), (140, 398273)]