27809080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53479}}^1$

素因数の和:53503

約数の個数: 32

約数和(自身を含む): 67384800

約数和(自身を除く): 39575720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 53479, 106958, 213916, 267395, 427832, 534790, 695227, 1069580, 1390454, 2139160, 2780908, 3476135, 5561816, 6952270, 13904540, 27809080]

約数ペア:

[(1, 27809080), (2, 13904540), (4, 6952270), (5, 5561816), (8, 3476135), (10, 2780908), (13, 2139160), (20, 1390454), (26, 1069580), (40, 695227), (52, 534790), (65, 427832), (104, 267395), (130, 213916), (260, 106958), (520, 53479)]