207544520

素因数分解:

$2^3\times 5^1\times {\mathrm{947}}^1\times {\mathrm{5479}}^1$

素因数の和:6437

約数の個数: 32

約数和(自身を含む): 467553600

約数和(自身を除く): 260009080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 947, 1894, 3788, 4735, 5479, 7576, 9470, 10958, 18940, 21916, 27395, 37880, 43832, 54790, 109580, 219160, 5188613, 10377226, 20754452, 25943065, 41508904, 51886130, 103772260, 207544520]

約数ペア:

[(1, 207544520), (2, 103772260), (4, 51886130), (5, 41508904), (8, 25943065), (10, 20754452), (20, 10377226), (40, 5188613), (947, 219160), (1894, 109580), (3788, 54790), (4735, 43832), (5479, 37880), (7576, 27395), (9470, 21916), (10958, 18940)]