618260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1627}}^1$

素因数の和:1655

約数の個数: 24

約数和(自身を含む): 1367520

約数和(自身を除く): 749260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1627, 3254, 6508, 8135, 16270, 30913, 32540, 61826, 123652, 154565, 309130, 618260]

約数ペア:

[(1, 618260), (2, 309130), (4, 154565), (5, 123652), (10, 61826), (19, 32540), (20, 30913), (38, 16270), (76, 8135), (95, 6508), (190, 3254), (380, 1627)]