1680590945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{22651}}^1$

素因数の和:22757

約数の個数: 32

約数和(自身を含む): 2348559360

約数和(自身を除く): 667968415

約数列:

[1, 5, 11, 19, 55, 71, 95, 209, 355, 781, 1045, 1349, 3905, 6745, 14839, 22651, 74195, 113255, 249161, 430369, 1245805, 1608221, 2151845, 4734059, 8041105, 17690431, 23670295, 30556199, 88452155, 152780995, 336118189, 1680590945]

約数ペア:

[(1, 1680590945), (5, 336118189), (11, 152780995), (19, 88452155), (55, 30556199), (71, 23670295), (95, 17690431), (209, 8041105), (355, 4734059), (781, 2151845), (1045, 1608221), (1349, 1245805), (3905, 430369), (6745, 249161), (14839, 113255), (22651, 74195)]