20890996336

素因数分解:

$2^4\times 7^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:472

約数の個数: 240

約数和(自身を含む): 50744564640

約数和(自身を除く): 29853568304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 41, 49, 56, 58, 73, 82, 98, 112, 116, 146, 164, 196, 203, 232, 287, 292, 307, 328, 392, 406, 464, 511, 574, 584, 614, 656, 784, 812, 1022, 1148, 1168, 1189, 1228, 1421, 1624, 2009, 2044, 2117, 2149, 2296, 2378, 2456, 2842, 2993, 3248, 3577, 4018, 4088, 4234, 4298, 4592, 4756, 4912, 5684, 5986, 7154, 8036, 8176, 8323, 8468, 8596, 8903, 9512, 11368, 11972, 12587, 14308, 14819, 15043, 16072, 16646, 16936, 17192, 17806, 19024, 20951, 22411, 22736, 23944, 25174, 28616, 29638, 30086, 32144, 33292, 33872, 34384, 35612, 41902, 44822, 47888, 50348, 57232, 58261, 59276, 60172, 62321, 66584, 71224, 83804, 86797, 88109, 89644, 100696, 103733, 116522, 118552, 120344, 124642, 133168, 142448, 146657, 156877, 167608, 173594, 176218, 179288, 201392, 207466, 233044, 237104, 240688, 249284, 293314, 313754, 335216, 347188, 352436, 358576, 365023, 414932, 436247, 466088, 498568, 586628, 607579, 616763, 627508, 649919, 694376, 704872, 730046, 829864, 872494, 918851, 932176, 997136, 1098139, 1173256, 1215158, 1233526, 1255016, 1299838, 1388752, 1409744, 1460092, 1659728, 1744988, 1837702, 2196278, 2346512, 2430316, 2467052, 2510032, 2555161, 2599676, 2920184, 3489976, 3675404, 4253053, 4392556, 4549433, 4860632, 4934104, 5110322, 5199352, 5840368, 6431957, 6979952, 7350808, 8506106, 8785112, 9098866, 9721264, 9868208, 10220644, 10398704, 12863914, 14701616, 17012212, 17570224, 17886127, 18197732, 20441288, 25727828, 26646679, 31846031, 34024424, 35772254, 36395464, 40882576, 45023699, 51455656, 53293358, 63692062, 68048848, 71544508, 72790928, 90047398, 102911312, 106586716, 127384124, 143089016, 180094796, 186526753, 213173432, 254768248, 286178032, 360189592, 373053506, 426346864, 509536496, 720379184, 746107012, 1305687271, 1492214024, 2611374542, 2984428048, 5222749084, 10445498168, 20890996336]

約数ペア:

[(1, 20890996336), (2, 10445498168), (4, 5222749084), (7, 2984428048), (8, 2611374542), (14, 1492214024), (16, 1305687271), (28, 746107012), (29, 720379184), (41, 509536496), (49, 426346864), (56, 373053506), (58, 360189592), (73, 286178032), (82, 254768248), (98, 213173432), (112, 186526753), (116, 180094796), (146, 143089016), (164, 127384124), (196, 106586716), (203, 102911312), (232, 90047398), (287, 72790928), (292, 71544508), (307, 68048848), (328, 63692062), (392, 53293358), (406, 51455656), (464, 45023699), (511, 40882576), (574, 36395464), (584, 35772254), (614, 34024424), (656, 31846031), (784, 26646679), (812, 25727828), (1022, 20441288), (1148, 18197732), (1168, 17886127), (1189, 17570224), (1228, 17012212), (1421, 14701616), (1624, 12863914), (2009, 10398704), (2044, 10220644), (2117, 9868208), (2149, 9721264), (2296, 9098866), (2378, 8785112), (2456, 8506106), (2842, 7350808), (2993, 6979952), (3248, 6431957), (3577, 5840368), (4018, 5199352), (4088, 5110322), (4234, 4934104), (4298, 4860632), (4592, 4549433), (4756, 4392556), (4912, 4253053), (5684, 3675404), (5986, 3489976), (7154, 2920184), (8036, 2599676), (8176, 2555161), (8323, 2510032), (8468, 2467052), (8596, 2430316), (8903, 2346512), (9512, 2196278), (11368, 1837702), (11972, 1744988), (12587, 1659728), (14308, 1460092), (14819, 1409744), (15043, 1388752), (16072, 1299838), (16646, 1255016), (16936, 1233526), (17192, 1215158), (17806, 1173256), (19024, 1098139), (20951, 997136), (22411, 932176), (22736, 918851), (23944, 872494), (25174, 829864), (28616, 730046), (29638, 704872), (30086, 694376), (32144, 649919), (33292, 627508), (33872, 616763), (34384, 607579), (35612, 586628), (41902, 498568), (44822, 466088), (47888, 436247), (50348, 414932), (57232, 365023), (58261, 358576), (59276, 352436), (60172, 347188), (62321, 335216), (66584, 313754), (71224, 293314), (83804, 249284), (86797, 240688), (88109, 237104), (89644, 233044), (100696, 207466), (103733, 201392), (116522, 179288), (118552, 176218), (120344, 173594), (124642, 167608), (133168, 156877), (142448, 146657)]