201995047240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{1506077}}^1$

素因数の和:1506574

約数の個数: 64

約数和(自身を含む): 520500556800

約数和(自身を除く): 318505509560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 479, 958, 1916, 2395, 3353, 3832, 4790, 6706, 9580, 13412, 16765, 19160, 26824, 33530, 67060, 134120, 1506077, 3012154, 6024308, 7530385, 10542539, 12048616, 15060770, 21085078, 30121540, 42170156, 52712695, 60243080, 84340312, 105425390, 210850780, 421701560, 721410883, 1442821766, 2885643532, 3607054415, 5049876181, 5771287064, 7214108830, 10099752362, 14428217660, 20199504724, 25249380905, 28856435320, 40399009448, 50498761810, 100997523620, 201995047240]

約数ペア:

[(1, 201995047240), (2, 100997523620), (4, 50498761810), (5, 40399009448), (7, 28856435320), (8, 25249380905), (10, 20199504724), (14, 14428217660), (20, 10099752362), (28, 7214108830), (35, 5771287064), (40, 5049876181), (56, 3607054415), (70, 2885643532), (140, 1442821766), (280, 721410883), (479, 421701560), (958, 210850780), (1916, 105425390), (2395, 84340312), (3353, 60243080), (3832, 52712695), (4790, 42170156), (6706, 30121540), (9580, 21085078), (13412, 15060770), (16765, 12048616), (19160, 10542539), (26824, 7530385), (33530, 6024308), (67060, 3012154), (134120, 1506077)]