195828560

素因数分解:

$2^4\times 5^1\times {\mathrm{911}}^1\times {\mathrm{2687}}^1$

素因数の和:3611

約数の個数: 40

約数和(自身を含む): 455970816

約数和(自身を除く): 260142256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 911, 1822, 2687, 3644, 4555, 5374, 7288, 9110, 10748, 13435, 14576, 18220, 21496, 26870, 36440, 42992, 53740, 72880, 107480, 214960, 2447857, 4895714, 9791428, 12239285, 19582856, 24478570, 39165712, 48957140, 97914280, 195828560]

約数ペア:

[(1, 195828560), (2, 97914280), (4, 48957140), (5, 39165712), (8, 24478570), (10, 19582856), (16, 12239285), (20, 9791428), (40, 4895714), (80, 2447857), (911, 214960), (1822, 107480), (2687, 72880), (3644, 53740), (4555, 42992), (5374, 36440), (7288, 26870), (9110, 21496), (10748, 18220), (13435, 14576)]