208095020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{14431}}^1$

素因数の和:14550

約数の個数: 48

約数和(自身を含む): 504311808

約数和(自身を除く): 296216788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 721, 1030, 1442, 2060, 2884, 3605, 7210, 14420, 14431, 28862, 57724, 72155, 101017, 144310, 202034, 288620, 404068, 505085, 1010170, 1486393, 2020340, 2972786, 5945572, 7431965, 10404751, 14863930, 20809502, 29727860, 41619004, 52023755, 104047510, 208095020]

約数ペア:

[(1, 208095020), (2, 104047510), (4, 52023755), (5, 41619004), (7, 29727860), (10, 20809502), (14, 14863930), (20, 10404751), (28, 7431965), (35, 5945572), (70, 2972786), (103, 2020340), (140, 1486393), (206, 1010170), (412, 505085), (515, 404068), (721, 288620), (1030, 202034), (1442, 144310), (2060, 101017), (2884, 72155), (3605, 57724), (7210, 28862), (14420, 14431)]