20132351680

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{7877}}^1$

素因数の和:8071

約数の個数: 168

約数和(自身を含む): 56116380528

約数和(自身を除く): 35984028848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 163, 196, 224, 245, 280, 320, 326, 392, 448, 490, 560, 652, 784, 815, 980, 1120, 1141, 1304, 1568, 1630, 1960, 2240, 2282, 2608, 3136, 3260, 3920, 4564, 5216, 5705, 6520, 7840, 7877, 7987, 9128, 10432, 11410, 13040, 15680, 15754, 15974, 18256, 22820, 26080, 31508, 31948, 36512, 39385, 39935, 45640, 52160, 55139, 63016, 63896, 73024, 78770, 79870, 91280, 110278, 126032, 127792, 157540, 159740, 182560, 220556, 252064, 255584, 275695, 315080, 319480, 365120, 385973, 441112, 504128, 511168, 551390, 630160, 638960, 771946, 882224, 1102780, 1260320, 1277920, 1283951, 1543892, 1764448, 1929865, 2205560, 2520640, 2555840, 2567902, 3087784, 3528896, 3859730, 4411120, 5135804, 6175568, 6419755, 7719460, 8822240, 8987657, 10271608, 12351136, 12839510, 15438920, 17644480, 17975314, 20543216, 24702272, 25679020, 30877840, 35950628, 41086432, 44938285, 51358040, 61755680, 62913599, 71901256, 82172864, 89876570, 102716080, 123511360, 125827198, 143802512, 179753140, 205432160, 251654396, 287605024, 314567995, 359506280, 410864320, 503308792, 575210048, 629135990, 719012560, 1006617584, 1258271980, 1438025120, 2013235168, 2516543960, 2876050240, 4026470336, 5033087920, 10066175840, 20132351680]

約数ペア:

[(1, 20132351680), (2, 10066175840), (4, 5033087920), (5, 4026470336), (7, 2876050240), (8, 2516543960), (10, 2013235168), (14, 1438025120), (16, 1258271980), (20, 1006617584), (28, 719012560), (32, 629135990), (35, 575210048), (40, 503308792), (49, 410864320), (56, 359506280), (64, 314567995), (70, 287605024), (80, 251654396), (98, 205432160), (112, 179753140), (140, 143802512), (160, 125827198), (163, 123511360), (196, 102716080), (224, 89876570), (245, 82172864), (280, 71901256), (320, 62913599), (326, 61755680), (392, 51358040), (448, 44938285), (490, 41086432), (560, 35950628), (652, 30877840), (784, 25679020), (815, 24702272), (980, 20543216), (1120, 17975314), (1141, 17644480), (1304, 15438920), (1568, 12839510), (1630, 12351136), (1960, 10271608), (2240, 8987657), (2282, 8822240), (2608, 7719460), (3136, 6419755), (3260, 6175568), (3920, 5135804), (4564, 4411120), (5216, 3859730), (5705, 3528896), (6520, 3087784), (7840, 2567902), (7877, 2555840), (7987, 2520640), (9128, 2205560), (10432, 1929865), (11410, 1764448), (13040, 1543892), (15680, 1283951), (15754, 1277920), (15974, 1260320), (18256, 1102780), (22820, 882224), (26080, 771946), (31508, 638960), (31948, 630160), (36512, 551390), (39385, 511168), (39935, 504128), (45640, 441112), (52160, 385973), (55139, 365120), (63016, 319480), (63896, 315080), (73024, 275695), (78770, 255584), (79870, 252064), (91280, 220556), (110278, 182560), (126032, 159740), (127792, 157540)]