2019921320

素因数分解:

$2^3\times 5^1\times {\mathrm{859}}^1\times {\mathrm{58787}}^1$

素因数の和:59657

約数の個数: 32

約数和(自身を含む): 4550191200

約数和(自身を除く): 2530269880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 859, 1718, 3436, 4295, 6872, 8590, 17180, 34360, 58787, 117574, 235148, 293935, 470296, 587870, 1175740, 2351480, 50498033, 100996066, 201992132, 252490165, 403984264, 504980330, 1009960660, 2019921320]

約数ペア:

[(1, 2019921320), (2, 1009960660), (4, 504980330), (5, 403984264), (8, 252490165), (10, 201992132), (20, 100996066), (40, 50498033), (859, 2351480), (1718, 1175740), (3436, 587870), (4295, 470296), (6872, 293935), (8590, 235148), (17180, 117574), (34360, 58787)]