2028260080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{809}}^1$

素因数の和:888

約数の個数: 240

約数和(自身を含む): 6091485120

約数和(自身を除く): 4063225040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 37, 40, 44, 55, 56, 70, 74, 77, 80, 88, 110, 112, 121, 140, 148, 154, 176, 185, 220, 242, 259, 280, 296, 308, 370, 385, 407, 440, 484, 518, 560, 592, 605, 616, 740, 770, 809, 814, 847, 880, 968, 1036, 1210, 1232, 1295, 1480, 1540, 1618, 1628, 1694, 1936, 2035, 2072, 2420, 2590, 2849, 2960, 3080, 3236, 3256, 3388, 4045, 4070, 4144, 4235, 4477, 4840, 5180, 5663, 5698, 6160, 6472, 6512, 6776, 8090, 8140, 8470, 8899, 8954, 9680, 10360, 11326, 11396, 12944, 13552, 14245, 16180, 16280, 16940, 17798, 17908, 20720, 22385, 22652, 22792, 28315, 28490, 29933, 31339, 32360, 32560, 33880, 35596, 35816, 44495, 44770, 45304, 45584, 56630, 56980, 59866, 62293, 62678, 64720, 67760, 71192, 71632, 88990, 89540, 90608, 97889, 113260, 113960, 119732, 124586, 125356, 142384, 149665, 156695, 177980, 179080, 195778, 209531, 226520, 227920, 239464, 249172, 250712, 299330, 311465, 313390, 329263, 355960, 358160, 391556, 419062, 453040, 478928, 489445, 498344, 501424, 598660, 622930, 626780, 658526, 685223, 711920, 783112, 838124, 978890, 996688, 1047655, 1197320, 1245860, 1253560, 1317052, 1370446, 1566224, 1646315, 1676248, 1957780, 2095310, 2304841, 2394640, 2491720, 2507120, 2634104, 2740892, 3292630, 3352496, 3426115, 3621893, 3915560, 4190620, 4609682, 4983440, 5268208, 5481784, 6585260, 6852230, 7243786, 7831120, 8381240, 9219364, 10963568, 11524205, 13170520, 13704460, 14487572, 16762480, 18109465, 18438728, 23048410, 25353251, 26341040, 27408920, 28975144, 36218930, 36877456, 46096820, 50706502, 54817840, 57950288, 72437860, 92193640, 101413004, 126766255, 144875720, 184387280, 202826008, 253532510, 289751440, 405652016, 507065020, 1014130040, 2028260080]

約数ペア:

[(1, 2028260080), (2, 1014130040), (4, 507065020), (5, 405652016), (7, 289751440), (8, 253532510), (10, 202826008), (11, 184387280), (14, 144875720), (16, 126766255), (20, 101413004), (22, 92193640), (28, 72437860), (35, 57950288), (37, 54817840), (40, 50706502), (44, 46096820), (55, 36877456), (56, 36218930), (70, 28975144), (74, 27408920), (77, 26341040), (80, 25353251), (88, 23048410), (110, 18438728), (112, 18109465), (121, 16762480), (140, 14487572), (148, 13704460), (154, 13170520), (176, 11524205), (185, 10963568), (220, 9219364), (242, 8381240), (259, 7831120), (280, 7243786), (296, 6852230), (308, 6585260), (370, 5481784), (385, 5268208), (407, 4983440), (440, 4609682), (484, 4190620), (518, 3915560), (560, 3621893), (592, 3426115), (605, 3352496), (616, 3292630), (740, 2740892), (770, 2634104), (809, 2507120), (814, 2491720), (847, 2394640), (880, 2304841), (968, 2095310), (1036, 1957780), (1210, 1676248), (1232, 1646315), (1295, 1566224), (1480, 1370446), (1540, 1317052), (1618, 1253560), (1628, 1245860), (1694, 1197320), (1936, 1047655), (2035, 996688), (2072, 978890), (2420, 838124), (2590, 783112), (2849, 711920), (2960, 685223), (3080, 658526), (3236, 626780), (3256, 622930), (3388, 598660), (4045, 501424), (4070, 498344), (4144, 489445), (4235, 478928), (4477, 453040), (4840, 419062), (5180, 391556), (5663, 358160), (5698, 355960), (6160, 329263), (6472, 313390), (6512, 311465), (6776, 299330), (8090, 250712), (8140, 249172), (8470, 239464), (8899, 227920), (8954, 226520), (9680, 209531), (10360, 195778), (11326, 179080), (11396, 177980), (12944, 156695), (13552, 149665), (14245, 142384), (16180, 125356), (16280, 124586), (16940, 119732), (17798, 113960), (17908, 113260), (20720, 97889), (22385, 90608), (22652, 89540), (22792, 88990), (28315, 71632), (28490, 71192), (29933, 67760), (31339, 64720), (32360, 62678), (32560, 62293), (33880, 59866), (35596, 56980), (35816, 56630), (44495, 45584), (44770, 45304)]