1380105280

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{226991}}^1$

素因数の和:227027

約数の個数: 56

約数和(自身を含む): 3459358080

約数和(自身を除く): 2079252800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 226991, 453982, 907964, 1134955, 1815928, 2269910, 3631856, 4312829, 4539820, 7263712, 8625658, 9079640, 14527424, 17251316, 18159280, 21564145, 34502632, 36318560, 43128290, 69005264, 72637120, 86256580, 138010528, 172513160, 276021056, 345026320, 690052640, 1380105280]

約数ペア:

[(1, 1380105280), (2, 690052640), (4, 345026320), (5, 276021056), (8, 172513160), (10, 138010528), (16, 86256580), (19, 72637120), (20, 69005264), (32, 43128290), (38, 36318560), (40, 34502632), (64, 21564145), (76, 18159280), (80, 17251316), (95, 14527424), (152, 9079640), (160, 8625658), (190, 7263712), (304, 4539820), (320, 4312829), (380, 3631856), (608, 2269910), (760, 1815928), (1216, 1134955), (1520, 907964), (3040, 453982), (6080, 226991)]