20173685960

素因数分解:

$2^3\times 5^1\times {\mathrm{504342149}}^1$

素因数の和:504342160

約数の個数: 16

約数和(自身を含む): 45390793500

約数和(自身を除く): 25217107540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 504342149, 1008684298, 2017368596, 2521710745, 4034737192, 5043421490, 10086842980, 20173685960]

約数ペア:

[(1, 20173685960), (2, 10086842980), (4, 5043421490), (5, 4034737192), (8, 2521710745), (10, 2017368596), (20, 1008684298), (40, 504342149)]