168017320

素因数分解:

$2^3\times 5^1\times {\mathrm{4200433}}^1$

素因数の和:4200444

約数の個数: 16

約数和(自身を含む): 378039060

約数和(自身を除く): 210021740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4200433, 8400866, 16801732, 21002165, 33603464, 42004330, 84008660, 168017320]

約数ペア:

[(1, 168017320), (2, 84008660), (4, 42004330), (5, 33603464), (8, 21002165), (10, 16801732), (20, 8400866), (40, 4200433)]