13587920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5479}}^1$

素因数の和:5523

約数の個数: 40

約数和(自身を含む): 32616960

約数和(自身を除く): 19029040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 5479, 10958, 21916, 27395, 43832, 54790, 87664, 109580, 169849, 219160, 339698, 438320, 679396, 849245, 1358792, 1698490, 2717584, 3396980, 6793960, 13587920]

約数ペア:

[(1, 13587920), (2, 6793960), (4, 3396980), (5, 2717584), (8, 1698490), (10, 1358792), (16, 849245), (20, 679396), (31, 438320), (40, 339698), (62, 219160), (80, 169849), (124, 109580), (155, 87664), (248, 54790), (310, 43832), (496, 27395), (620, 21916), (1240, 10958), (2480, 5479)]