2017839480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{5021}}^1$

素因数の和:5249

約数の個数: 128

約数和(自身を含む): 6443426880

約数和(自身を除く): 4425587400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 197, 204, 255, 340, 394, 408, 510, 591, 680, 788, 985, 1020, 1182, 1576, 1970, 2040, 2364, 2955, 3349, 3940, 4728, 5021, 5910, 6698, 7880, 10042, 10047, 11820, 13396, 15063, 16745, 20084, 20094, 23640, 25105, 26792, 30126, 33490, 40168, 40188, 50210, 50235, 60252, 66980, 75315, 80376, 85357, 100420, 100470, 120504, 133960, 150630, 170714, 200840, 200940, 256071, 301260, 341428, 401880, 426785, 512142, 602520, 682856, 853570, 989137, 1024284, 1280355, 1707140, 1978274, 2048568, 2560710, 2967411, 3414280, 3956548, 4945685, 5121420, 5934822, 7913096, 9891370, 10242840, 11869644, 14837055, 16815329, 19782740, 23739288, 29674110, 33630658, 39565480, 50445987, 59348220, 67261316, 84076645, 100891974, 118696440, 134522632, 168153290, 201783948, 252229935, 336306580, 403567896, 504459870, 672613160, 1008919740, 2017839480]

約数ペア:

[(1, 2017839480), (2, 1008919740), (3, 672613160), (4, 504459870), (5, 403567896), (6, 336306580), (8, 252229935), (10, 201783948), (12, 168153290), (15, 134522632), (17, 118696440), (20, 100891974), (24, 84076645), (30, 67261316), (34, 59348220), (40, 50445987), (51, 39565480), (60, 33630658), (68, 29674110), (85, 23739288), (102, 19782740), (120, 16815329), (136, 14837055), (170, 11869644), (197, 10242840), (204, 9891370), (255, 7913096), (340, 5934822), (394, 5121420), (408, 4945685), (510, 3956548), (591, 3414280), (680, 2967411), (788, 2560710), (985, 2048568), (1020, 1978274), (1182, 1707140), (1576, 1280355), (1970, 1024284), (2040, 989137), (2364, 853570), (2955, 682856), (3349, 602520), (3940, 512142), (4728, 426785), (5021, 401880), (5910, 341428), (6698, 301260), (7880, 256071), (10042, 200940), (10047, 200840), (11820, 170714), (13396, 150630), (15063, 133960), (16745, 120504), (20084, 100470), (20094, 100420), (23640, 85357), (25105, 80376), (26792, 75315), (30126, 66980), (33490, 60252), (40168, 50235), (40188, 50210)]