338825840

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{33349}}^1$

素因数の和:33489

約数の個数: 40

約数和(自身を含む): 793996800

約数和(自身を除く): 455170960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 33349, 66698, 133396, 166745, 266792, 333490, 533584, 666980, 1333960, 2667920, 4235323, 8470646, 16941292, 21176615, 33882584, 42353230, 67765168, 84706460, 169412920, 338825840]

約数ペア:

[(1, 338825840), (2, 169412920), (4, 84706460), (5, 67765168), (8, 42353230), (10, 33882584), (16, 21176615), (20, 16941292), (40, 8470646), (80, 4235323), (127, 2667920), (254, 1333960), (508, 666980), (635, 533584), (1016, 333490), (1270, 266792), (2032, 166745), (2540, 133396), (5080, 66698), (10160, 33349)]