20130340

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{5623}}^1$

素因数の和:5811

約数の個数: 24

約数和(自身を含む): 42517440

約数和(自身を除く): 22387100

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 5623, 11246, 22492, 28115, 56230, 112460, 1006517, 2013034, 4026068, 5032585, 10065170, 20130340]

約数ペア:

[(1, 20130340), (2, 10065170), (4, 5032585), (5, 4026068), (10, 2013034), (20, 1006517), (179, 112460), (358, 56230), (716, 28115), (895, 22492), (1790, 11246), (3580, 5623)]