20141640640

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{643}}^1\times {\mathrm{809}}^1$

素因数の和:1491

約数の個数: 168

約数和(自身を含む): 52866127440

約数和(自身を除く): 32724486800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 160, 176, 220, 242, 320, 352, 440, 484, 605, 643, 704, 809, 880, 968, 1210, 1286, 1618, 1760, 1936, 2420, 2572, 3215, 3236, 3520, 3872, 4045, 4840, 5144, 6430, 6472, 7073, 7744, 8090, 8899, 9680, 10288, 12860, 12944, 14146, 16180, 17798, 19360, 20576, 25720, 25888, 28292, 32360, 35365, 35596, 38720, 41152, 44495, 51440, 51776, 56584, 64720, 70730, 71192, 77803, 88990, 97889, 102880, 113168, 129440, 141460, 142384, 155606, 177980, 195778, 205760, 226336, 258880, 282920, 284768, 311212, 355960, 389015, 391556, 452672, 489445, 520187, 565840, 569536, 622424, 711920, 778030, 783112, 978890, 1040374, 1131680, 1244848, 1423840, 1556060, 1566224, 1957780, 2080748, 2263360, 2489696, 2600935, 2847680, 3112120, 3132448, 3915560, 4161496, 4979392, 5201870, 5722057, 6224240, 6264896, 7831120, 8322992, 10403740, 11444114, 12448480, 15662240, 16645984, 20807480, 22888228, 24896960, 28610285, 31324480, 33291968, 41614960, 45776456, 57220570, 62942627, 83229920, 91552912, 114441140, 125885254, 166459840, 183105824, 228882280, 251770508, 314713135, 366211648, 457764560, 503541016, 629426270, 915529120, 1007082032, 1258852540, 1831058240, 2014164064, 2517705080, 4028328128, 5035410160, 10070820320, 20141640640]

約数ペア:

[(1, 20141640640), (2, 10070820320), (4, 5035410160), (5, 4028328128), (8, 2517705080), (10, 2014164064), (11, 1831058240), (16, 1258852540), (20, 1007082032), (22, 915529120), (32, 629426270), (40, 503541016), (44, 457764560), (55, 366211648), (64, 314713135), (80, 251770508), (88, 228882280), (110, 183105824), (121, 166459840), (160, 125885254), (176, 114441140), (220, 91552912), (242, 83229920), (320, 62942627), (352, 57220570), (440, 45776456), (484, 41614960), (605, 33291968), (643, 31324480), (704, 28610285), (809, 24896960), (880, 22888228), (968, 20807480), (1210, 16645984), (1286, 15662240), (1618, 12448480), (1760, 11444114), (1936, 10403740), (2420, 8322992), (2572, 7831120), (3215, 6264896), (3236, 6224240), (3520, 5722057), (3872, 5201870), (4045, 4979392), (4840, 4161496), (5144, 3915560), (6430, 3132448), (6472, 3112120), (7073, 2847680), (7744, 2600935), (8090, 2489696), (8899, 2263360), (9680, 2080748), (10288, 1957780), (12860, 1566224), (12944, 1556060), (14146, 1423840), (16180, 1244848), (17798, 1131680), (19360, 1040374), (20576, 978890), (25720, 783112), (25888, 778030), (28292, 711920), (32360, 622424), (35365, 569536), (35596, 565840), (38720, 520187), (41152, 489445), (44495, 452672), (51440, 391556), (51776, 389015), (56584, 355960), (64720, 311212), (70730, 284768), (71192, 282920), (77803, 258880), (88990, 226336), (97889, 205760), (102880, 195778), (113168, 177980), (129440, 155606), (141460, 142384)]