31253930

素因数分解:

$2^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{4523}}^1$

素因数の和:5221

約数の個数: 16

約数和(自身を含む): 56350944

約数和(自身を除く): 25097014

約数列:

[1, 2, 5, 10, 691, 1382, 3455, 4523, 6910, 9046, 22615, 45230, 3125393, 6250786, 15626965, 31253930]

約数ペア:

[(1, 31253930), (2, 15626965), (5, 6250786), (10, 3125393), (691, 45230), (1382, 22615), (3455, 9046), (4523, 6910)]