1605809320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{4813}}^1$

素因数の和:5282

約数の個数: 64

約数和(自身を含む): 3812688000

約数和(自身を除く): 2206878680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 439, 760, 878, 1756, 2195, 3512, 4390, 4813, 8341, 8780, 9626, 16682, 17560, 19252, 24065, 33364, 38504, 41705, 48130, 66728, 83410, 91447, 96260, 166820, 182894, 192520, 333640, 365788, 457235, 731576, 914470, 1828940, 2112907, 3657880, 4225814, 8451628, 10564535, 16903256, 21129070, 40145233, 42258140, 80290466, 84516280, 160580932, 200726165, 321161864, 401452330, 802904660, 1605809320]

約数ペア:

[(1, 1605809320), (2, 802904660), (4, 401452330), (5, 321161864), (8, 200726165), (10, 160580932), (19, 84516280), (20, 80290466), (38, 42258140), (40, 40145233), (76, 21129070), (95, 16903256), (152, 10564535), (190, 8451628), (380, 4225814), (439, 3657880), (760, 2112907), (878, 1828940), (1756, 914470), (2195, 731576), (3512, 457235), (4390, 365788), (4813, 333640), (8341, 192520), (8780, 182894), (9626, 166820), (16682, 96260), (17560, 91447), (19252, 83410), (24065, 66728), (33364, 48130), (38504, 41705)]