7998510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20509}}^1$

素因数の和:20532

約数の個数: 32

約数和(自身を含む): 20674080

約数和(自身を除く): 12675570

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 20509, 41018, 61527, 102545, 123054, 205090, 266617, 307635, 533234, 615270, 799851, 1333085, 1599702, 2666170, 3999255, 7998510]

約数ペア:

[(1, 7998510), (2, 3999255), (3, 2666170), (5, 1599702), (6, 1333085), (10, 799851), (13, 615270), (15, 533234), (26, 307635), (30, 266617), (39, 205090), (65, 123054), (78, 102545), (130, 61527), (195, 41018), (390, 20509)]