20190431470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{397}}^1\times {\mathrm{3821}}^1$

素因数の和:4258

約数の個数: 64

約数和(自身を含む): 40085502912

約数和(自身を除く): 19895071442

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 397, 605, 794, 1210, 1331, 1985, 2662, 3821, 3970, 4367, 6655, 7642, 8734, 13310, 19105, 21835, 38210, 42031, 43670, 48037, 84062, 96074, 210155, 240185, 420310, 462341, 480370, 528407, 924682, 1056814, 1516937, 2311705, 2642035, 3033874, 4623410, 5085751, 5284070, 7584685, 10171502, 15169370, 16686307, 25428755, 33372614, 50857510, 83431535, 166863070, 183549377, 367098754, 917746885, 1835493770, 2019043147, 4038086294, 10095215735, 20190431470]

約数ペア:

[(1, 20190431470), (2, 10095215735), (5, 4038086294), (10, 2019043147), (11, 1835493770), (22, 917746885), (55, 367098754), (110, 183549377), (121, 166863070), (242, 83431535), (397, 50857510), (605, 33372614), (794, 25428755), (1210, 16686307), (1331, 15169370), (1985, 10171502), (2662, 7584685), (3821, 5284070), (3970, 5085751), (4367, 4623410), (6655, 3033874), (7642, 2642035), (8734, 2311705), (13310, 1516937), (19105, 1056814), (21835, 924682), (38210, 528407), (42031, 480370), (43670, 462341), (48037, 420310), (84062, 240185), (96074, 210155)]