20221383280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{293}}^1\times {\mathrm{491}}^1$

素因数の和:1055

約数の個数: 160

約数和(自身を含む): 54239528448

約数和(自身を除く): 34018145168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 251, 280, 293, 491, 502, 560, 586, 982, 1004, 1172, 1255, 1465, 1757, 1964, 2008, 2051, 2344, 2455, 2510, 2930, 3437, 3514, 3928, 4016, 4102, 4688, 4910, 5020, 5860, 6874, 7028, 7856, 8204, 8785, 9820, 10040, 10255, 11720, 13748, 14056, 16408, 17185, 17570, 19640, 20080, 20510, 23440, 27496, 28112, 32816, 34370, 35140, 39280, 41020, 54992, 68740, 70280, 73543, 82040, 123241, 137480, 140560, 143863, 147086, 164080, 246482, 274960, 287726, 294172, 367715, 492964, 514801, 575452, 588344, 616205, 719315, 735430, 862687, 985928, 1007041, 1029602, 1150904, 1176688, 1232410, 1438630, 1470860, 1725374, 1971856, 2014082, 2059204, 2301808, 2464820, 2574005, 2877260, 2941720, 3450748, 4028164, 4118408, 4313435, 4929640, 5035205, 5148010, 5754520, 5883440, 6901496, 8056328, 8236816, 8626870, 9859280, 10070410, 10296020, 11509040, 13802992, 16112656, 17253740, 20140820, 20592040, 34507480, 36109613, 40281640, 41184080, 69014960, 72219226, 80563280, 144438452, 180548065, 252767291, 288876904, 361096130, 505534582, 577753808, 722192260, 1011069164, 1263836455, 1444384520, 2022138328, 2527672910, 2888769040, 4044276656, 5055345820, 10110691640, 20221383280]

約数ペア:

[(1, 20221383280), (2, 10110691640), (4, 5055345820), (5, 4044276656), (7, 2888769040), (8, 2527672910), (10, 2022138328), (14, 1444384520), (16, 1263836455), (20, 1011069164), (28, 722192260), (35, 577753808), (40, 505534582), (56, 361096130), (70, 288876904), (80, 252767291), (112, 180548065), (140, 144438452), (251, 80563280), (280, 72219226), (293, 69014960), (491, 41184080), (502, 40281640), (560, 36109613), (586, 34507480), (982, 20592040), (1004, 20140820), (1172, 17253740), (1255, 16112656), (1465, 13802992), (1757, 11509040), (1964, 10296020), (2008, 10070410), (2051, 9859280), (2344, 8626870), (2455, 8236816), (2510, 8056328), (2930, 6901496), (3437, 5883440), (3514, 5754520), (3928, 5148010), (4016, 5035205), (4102, 4929640), (4688, 4313435), (4910, 4118408), (5020, 4028164), (5860, 3450748), (6874, 2941720), (7028, 2877260), (7856, 2574005), (8204, 2464820), (8785, 2301808), (9820, 2059204), (10040, 2014082), (10255, 1971856), (11720, 1725374), (13748, 1470860), (14056, 1438630), (16408, 1232410), (17185, 1176688), (17570, 1150904), (19640, 1029602), (20080, 1007041), (20510, 985928), (23440, 862687), (27496, 735430), (28112, 719315), (32816, 616205), (34370, 588344), (35140, 575452), (39280, 514801), (41020, 492964), (54992, 367715), (68740, 294172), (70280, 287726), (73543, 274960), (82040, 246482), (123241, 164080), (137480, 147086), (140560, 143863)]