201723620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1440883}}^1$

素因数の和:1440899

約数の個数: 24

約数和(自身を含む): 484137024

約数和(自身を除く): 282413404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1440883, 2881766, 5763532, 7204415, 10086181, 14408830, 20172362, 28817660, 40344724, 50430905, 100861810, 201723620]

約数ペア:

[(1, 201723620), (2, 100861810), (4, 50430905), (5, 40344724), (7, 28817660), (10, 20172362), (14, 14408830), (20, 10086181), (28, 7204415), (35, 5763532), (70, 2881766), (140, 1440883)]