20159069920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{4337}}^1$

素因数の和:4521

約数の個数: 192

約数和(自身を含む): 55096070400

約数和(自身を除く): 34937000480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 139, 152, 160, 176, 190, 209, 220, 278, 304, 352, 380, 418, 440, 556, 608, 695, 760, 836, 880, 1045, 1112, 1390, 1520, 1529, 1672, 1760, 2090, 2224, 2641, 2780, 3040, 3058, 3344, 4180, 4337, 4448, 5282, 5560, 6116, 6688, 7645, 8360, 8674, 10564, 11120, 12232, 13205, 15290, 16720, 17348, 21128, 21685, 22240, 24464, 26410, 29051, 30580, 33440, 34696, 42256, 43370, 47707, 48928, 52820, 58102, 61160, 69392, 82403, 84512, 86740, 95414, 105640, 116204, 122320, 138784, 145255, 164806, 173480, 190828, 211280, 232408, 238535, 244640, 290510, 329612, 346960, 381656, 412015, 422560, 464816, 477070, 581020, 602843, 659224, 693920, 763312, 824030, 906433, 929632, 954140, 1162040, 1205686, 1318448, 1526624, 1648060, 1812866, 1908280, 2324080, 2411372, 2636896, 3014215, 3296120, 3625732, 3816560, 4532165, 4648160, 4822744, 6028430, 6592240, 6631273, 7251464, 7633120, 9064330, 9645488, 11454017, 12056860, 13184480, 13262546, 14502928, 18128660, 19290976, 22908034, 24113720, 26525092, 29005856, 33156365, 36257320, 45816068, 48227440, 53050184, 57270085, 66312730, 72514640, 91632136, 96454880, 106100368, 114540170, 125994187, 132625460, 145029280, 183264272, 212200736, 229080340, 251988374, 265250920, 366528544, 458160680, 503976748, 530501840, 629970935, 916321360, 1007953496, 1061003680, 1259941870, 1832642720, 2015906992, 2519883740, 4031813984, 5039767480, 10079534960, 20159069920]

約数ペア:

[(1, 20159069920), (2, 10079534960), (4, 5039767480), (5, 4031813984), (8, 2519883740), (10, 2015906992), (11, 1832642720), (16, 1259941870), (19, 1061003680), (20, 1007953496), (22, 916321360), (32, 629970935), (38, 530501840), (40, 503976748), (44, 458160680), (55, 366528544), (76, 265250920), (80, 251988374), (88, 229080340), (95, 212200736), (110, 183264272), (139, 145029280), (152, 132625460), (160, 125994187), (176, 114540170), (190, 106100368), (209, 96454880), (220, 91632136), (278, 72514640), (304, 66312730), (352, 57270085), (380, 53050184), (418, 48227440), (440, 45816068), (556, 36257320), (608, 33156365), (695, 29005856), (760, 26525092), (836, 24113720), (880, 22908034), (1045, 19290976), (1112, 18128660), (1390, 14502928), (1520, 13262546), (1529, 13184480), (1672, 12056860), (1760, 11454017), (2090, 9645488), (2224, 9064330), (2641, 7633120), (2780, 7251464), (3040, 6631273), (3058, 6592240), (3344, 6028430), (4180, 4822744), (4337, 4648160), (4448, 4532165), (5282, 3816560), (5560, 3625732), (6116, 3296120), (6688, 3014215), (7645, 2636896), (8360, 2411372), (8674, 2324080), (10564, 1908280), (11120, 1812866), (12232, 1648060), (13205, 1526624), (15290, 1318448), (16720, 1205686), (17348, 1162040), (21128, 954140), (21685, 929632), (22240, 906433), (24464, 824030), (26410, 763312), (29051, 693920), (30580, 659224), (33440, 602843), (34696, 581020), (42256, 477070), (43370, 464816), (47707, 422560), (48928, 412015), (52820, 381656), (58102, 346960), (61160, 329612), (69392, 290510), (82403, 244640), (84512, 238535), (86740, 232408), (95414, 211280), (105640, 190828), (116204, 173480), (122320, 164806), (138784, 145255)]