55002020

素因数分解:

$2^2\times 5^1\times {\mathrm{811}}^1\times {\mathrm{3391}}^1$

素因数の和:4211

約数の個数: 24

約数和(自身を含む): 115680768

約数和(自身を除く): 60678748

約数列:

[1, 2, 4, 5, 10, 20, 811, 1622, 3244, 3391, 4055, 6782, 8110, 13564, 16220, 16955, 33910, 67820, 2750101, 5500202, 11000404, 13750505, 27501010, 55002020]

約数ペア:

[(1, 55002020), (2, 27501010), (4, 13750505), (5, 11000404), (10, 5500202), (20, 2750101), (811, 67820), (1622, 33910), (3244, 16955), (3391, 16220), (4055, 13564), (6782, 8110)]