57228220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{408773}}^1$

素因数の和:408789

約数の個数: 24

約数和(自身を含む): 137348064

約数和(自身を除く): 80119844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 408773, 817546, 1635092, 2043865, 2861411, 4087730, 5722822, 8175460, 11445644, 14307055, 28614110, 57228220]

約数ペア:

[(1, 57228220), (2, 28614110), (4, 14307055), (5, 11445644), (7, 8175460), (10, 5722822), (14, 4087730), (20, 2861411), (28, 2043865), (35, 1635092), (70, 817546), (140, 408773)]