1208004080

素因数分解:

$2^4\times 5^1\times {\mathrm{15100051}}^1$

素因数の和:15100064

約数の個数: 20

約数和(自身を含む): 2808609672

約数和(自身を除く): 1600605592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 15100051, 30200102, 60400204, 75500255, 120800408, 151000510, 241600816, 302001020, 604002040, 1208004080]

約数ペア:

[(1, 1208004080), (2, 604002040), (4, 302001020), (5, 241600816), (8, 151000510), (10, 120800408), (16, 75500255), (20, 60400204), (40, 30200102), (80, 15100051)]