20282361040

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1\times {\mathrm{853}}^1$

素因数の和:1209

約数の個数: 160

約数和(自身を含む): 50340840480

約数和(自身を除く): 30058479440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 37, 40, 58, 74, 80, 116, 145, 148, 185, 232, 277, 290, 296, 370, 464, 554, 580, 592, 740, 853, 1073, 1108, 1160, 1385, 1480, 1706, 2146, 2216, 2320, 2770, 2960, 3412, 4265, 4292, 4432, 5365, 5540, 6824, 8033, 8530, 8584, 10249, 10730, 11080, 13648, 16066, 17060, 17168, 20498, 21460, 22160, 24737, 31561, 32132, 34120, 40165, 40996, 42920, 49474, 51245, 63122, 64264, 68240, 80330, 81992, 85840, 98948, 102490, 123685, 126244, 128528, 157805, 160660, 163984, 197896, 204980, 236281, 247370, 252488, 297221, 315610, 321320, 395792, 409960, 472562, 494740, 504976, 594442, 631220, 642640, 819920, 915269, 945124, 989480, 1181405, 1188884, 1262440, 1486105, 1830538, 1890248, 1978960, 2362810, 2377768, 2524880, 2972210, 3661076, 3780496, 4576345, 4725620, 4755536, 5944420, 6852149, 7322152, 8742397, 9152690, 9451240, 11888840, 13704298, 14644304, 17484794, 18305380, 18902480, 23777680, 27408596, 34260745, 34969588, 36610760, 43711985, 54817192, 68521490, 69939176, 73221520, 87423970, 109634384, 137042980, 139878352, 174847940, 253529513, 274085960, 349695880, 507059026, 548171920, 699391760, 1014118052, 1267647565, 2028236104, 2535295130, 4056472208, 5070590260, 10141180520, 20282361040]

約数ペア:

[(1, 20282361040), (2, 10141180520), (4, 5070590260), (5, 4056472208), (8, 2535295130), (10, 2028236104), (16, 1267647565), (20, 1014118052), (29, 699391760), (37, 548171920), (40, 507059026), (58, 349695880), (74, 274085960), (80, 253529513), (116, 174847940), (145, 139878352), (148, 137042980), (185, 109634384), (232, 87423970), (277, 73221520), (290, 69939176), (296, 68521490), (370, 54817192), (464, 43711985), (554, 36610760), (580, 34969588), (592, 34260745), (740, 27408596), (853, 23777680), (1073, 18902480), (1108, 18305380), (1160, 17484794), (1385, 14644304), (1480, 13704298), (1706, 11888840), (2146, 9451240), (2216, 9152690), (2320, 8742397), (2770, 7322152), (2960, 6852149), (3412, 5944420), (4265, 4755536), (4292, 4725620), (4432, 4576345), (5365, 3780496), (5540, 3661076), (6824, 2972210), (8033, 2524880), (8530, 2377768), (8584, 2362810), (10249, 1978960), (10730, 1890248), (11080, 1830538), (13648, 1486105), (16066, 1262440), (17060, 1188884), (17168, 1181405), (20498, 989480), (21460, 945124), (22160, 915269), (24737, 819920), (31561, 642640), (32132, 631220), (34120, 594442), (40165, 504976), (40996, 494740), (42920, 472562), (49474, 409960), (51245, 395792), (63122, 321320), (64264, 315610), (68240, 297221), (80330, 252488), (81992, 247370), (85840, 236281), (98948, 204980), (102490, 197896), (123685, 163984), (126244, 160660), (128528, 157805)]