2001800528

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{997}}^1$

素因数の和:1229

約数の個数: 120

約数和(自身を含む): 4888327752

約数和(自身を除く): 2886527224

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 197, 208, 364, 392, 394, 637, 728, 784, 788, 997, 1274, 1379, 1456, 1576, 1994, 2548, 2561, 2758, 3152, 3988, 5096, 5122, 5516, 6979, 7976, 9653, 10192, 10244, 11032, 12961, 13958, 15952, 17927, 19306, 20488, 22064, 25922, 27916, 35854, 38612, 40976, 48853, 51844, 55832, 71708, 77224, 90727, 97706, 103688, 111664, 125489, 143416, 154448, 181454, 195412, 196409, 207376, 250978, 286832, 362908, 390824, 392818, 501956, 635089, 725816, 781648, 785636, 1003912, 1270178, 1374863, 1451632, 1571272, 2007824, 2540356, 2553317, 2749726, 3142544, 5080712, 5106634, 5499452, 9624041, 10161424, 10213268, 10998904, 17873219, 19248082, 20426536, 21997808, 35746438, 38496164, 40853072, 71492876, 76992328, 125112533, 142985752, 153984656, 250225066, 285971504, 500450132, 1000900264, 2001800528]

約数ペア:

[(1, 2001800528), (2, 1000900264), (4, 500450132), (7, 285971504), (8, 250225066), (13, 153984656), (14, 142985752), (16, 125112533), (26, 76992328), (28, 71492876), (49, 40853072), (52, 38496164), (56, 35746438), (91, 21997808), (98, 20426536), (104, 19248082), (112, 17873219), (182, 10998904), (196, 10213268), (197, 10161424), (208, 9624041), (364, 5499452), (392, 5106634), (394, 5080712), (637, 3142544), (728, 2749726), (784, 2553317), (788, 2540356), (997, 2007824), (1274, 1571272), (1379, 1451632), (1456, 1374863), (1576, 1270178), (1994, 1003912), (2548, 785636), (2561, 781648), (2758, 725816), (3152, 635089), (3988, 501956), (5096, 392818), (5122, 390824), (5516, 362908), (6979, 286832), (7976, 250978), (9653, 207376), (10192, 196409), (10244, 195412), (11032, 181454), (12961, 154448), (13958, 143416), (15952, 125489), (17927, 111664), (19306, 103688), (20488, 97706), (22064, 90727), (25922, 77224), (27916, 71708), (35854, 55832), (38612, 51844), (40976, 48853)]