20218542400

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{1805227}}^1$

素因数の和:1805256

約数の個数: 84

約数和(自身を含む): 56857461088

約数和(自身を除く): 36638918688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 320, 350, 400, 448, 560, 700, 800, 1120, 1400, 1600, 2240, 2800, 5600, 11200, 1805227, 3610454, 7220908, 9026135, 12636589, 14441816, 18052270, 25273178, 28883632, 36104540, 45130675, 50546356, 57767264, 63182945, 72209080, 90261350, 101092712, 115534528, 126365890, 144418160, 180522700, 202185424, 252731780, 288836320, 315914725, 361045400, 404370848, 505463560, 577672640, 631829450, 722090800, 808741696, 1010927120, 1263658900, 1444181600, 2021854240, 2527317800, 2888363200, 4043708480, 5054635600, 10109271200, 20218542400]

約数ペア:

[(1, 20218542400), (2, 10109271200), (4, 5054635600), (5, 4043708480), (7, 2888363200), (8, 2527317800), (10, 2021854240), (14, 1444181600), (16, 1263658900), (20, 1010927120), (25, 808741696), (28, 722090800), (32, 631829450), (35, 577672640), (40, 505463560), (50, 404370848), (56, 361045400), (64, 315914725), (70, 288836320), (80, 252731780), (100, 202185424), (112, 180522700), (140, 144418160), (160, 126365890), (175, 115534528), (200, 101092712), (224, 90261350), (280, 72209080), (320, 63182945), (350, 57767264), (400, 50546356), (448, 45130675), (560, 36104540), (700, 28883632), (800, 25273178), (1120, 18052270), (1400, 14441816), (1600, 12636589), (2240, 9026135), (2800, 7220908), (5600, 3610454), (11200, 1805227)]