417888980

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{48479}}^1$

素因数の和:48919

約数の個数: 24

約数和(自身を含む): 879621120

約数和(自身を除く): 461732140

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1724, 2155, 4310, 8620, 48479, 96958, 193916, 242395, 484790, 969580, 20894449, 41788898, 83577796, 104472245, 208944490, 417888980]

約数ペア:

[(1, 417888980), (2, 208944490), (4, 104472245), (5, 83577796), (10, 41788898), (20, 20894449), (431, 969580), (862, 484790), (1724, 242395), (2155, 193916), (4310, 96958), (8620, 48479)]