51842020

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{14321}}^1$

素因数の和:14511

約数の個数: 24

約数和(自身を含む): 109477368

約数和(自身を除く): 57635348

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 14321, 28642, 57284, 71605, 143210, 286420, 2592101, 5184202, 10368404, 12960505, 25921010, 51842020]

約数ペア:

[(1, 51842020), (2, 25921010), (4, 12960505), (5, 10368404), (10, 5184202), (20, 2592101), (181, 286420), (362, 143210), (724, 71605), (905, 57284), (1810, 28642), (3620, 14321)]