12789620

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{2083}}^1$

素因数の和:2399

約数の個数: 24

約数和(自身を含む): 26958624

約数和(自身を除く): 14169004

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 2083, 3070, 4166, 6140, 8332, 10415, 20830, 41660, 639481, 1278962, 2557924, 3197405, 6394810, 12789620]

約数ペア:

[(1, 12789620), (2, 6394810), (4, 3197405), (5, 2557924), (10, 1278962), (20, 639481), (307, 41660), (614, 20830), (1228, 10415), (1535, 8332), (2083, 6140), (3070, 4166)]