12685160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16691}}^1$

素因数の和:16721

約数の個数: 32

約数和(自身を含む): 30045600

約数和(自身を除く): 17360440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 16691, 33382, 66764, 83455, 133528, 166910, 317129, 333820, 634258, 667640, 1268516, 1585645, 2537032, 3171290, 6342580, 12685160]

約数ペア:

[(1, 12685160), (2, 6342580), (4, 3171290), (5, 2537032), (8, 1585645), (10, 1268516), (19, 667640), (20, 634258), (38, 333820), (40, 317129), (76, 166910), (95, 133528), (152, 83455), (190, 66764), (380, 33382), (760, 16691)]