20166220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53069}}^1$

素因数の和:53097

約数の個数: 24

約数和(自身を含む): 44578800

約数和(自身を除く): 24412580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 53069, 106138, 212276, 265345, 530690, 1008311, 1061380, 2016622, 4033244, 5041555, 10083110, 20166220]

約数ペア:

[(1, 20166220), (2, 10083110), (4, 5041555), (5, 4033244), (10, 2016622), (19, 1061380), (20, 1008311), (38, 530690), (76, 265345), (95, 212276), (190, 106138), (380, 53069)]