201443620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1438883}}^1$

素因数の和:1438899

約数の個数: 24

約数和(自身を含む): 483465024

約数和(自身を除く): 282021404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1438883, 2877766, 5755532, 7194415, 10072181, 14388830, 20144362, 28777660, 40288724, 50360905, 100721810, 201443620]

約数ペア:

[(1, 201443620), (2, 100721810), (4, 50360905), (5, 40288724), (7, 28777660), (10, 20144362), (14, 14388830), (20, 10072181), (28, 7194415), (35, 5755532), (70, 2877766), (140, 1438883)]