19792280

素因数分解:

$2^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{1033}}^1$

素因数の和:1523

約数の個数: 32

約数和(自身を含む): 44668800

約数和(自身を除く): 24876520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 479, 958, 1033, 1916, 2066, 2395, 3832, 4132, 4790, 5165, 8264, 9580, 10330, 19160, 20660, 41320, 494807, 989614, 1979228, 2474035, 3958456, 4948070, 9896140, 19792280]

約数ペア:

[(1, 19792280), (2, 9896140), (4, 4948070), (5, 3958456), (8, 2474035), (10, 1979228), (20, 989614), (40, 494807), (479, 41320), (958, 20660), (1033, 19160), (1916, 10330), (2066, 9580), (2395, 8264), (3832, 5165), (4132, 4790)]