51736540

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{42407}}^1$

素因数の和:42477

約数の個数: 24

約数和(自身を含む): 110430432

約数和(自身を除く): 58693892

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 42407, 84814, 169628, 212035, 424070, 848140, 2586827, 5173654, 10347308, 12934135, 25868270, 51736540]

約数ペア:

[(1, 51736540), (2, 25868270), (4, 12934135), (5, 10347308), (10, 5173654), (20, 2586827), (61, 848140), (122, 424070), (244, 212035), (305, 169628), (610, 84814), (1220, 42407)]