68642320

素因数分解:

$2^4\times 5^1\times {\mathrm{858029}}^1$

素因数の和:858042

約数の個数: 20

約数和(自身を含む): 159593580

約数和(自身を除く): 90951260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 858029, 1716058, 3432116, 4290145, 6864232, 8580290, 13728464, 17160580, 34321160, 68642320]

約数ペア:

[(1, 68642320), (2, 34321160), (4, 17160580), (5, 13728464), (8, 8580290), (10, 6864232), (16, 4290145), (20, 3432116), (40, 1716058), (80, 858029)]