89435080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{319411}}^1$

素因数の和:319429

約数の個数: 32

約数和(自身を含む): 229976640

約数和(自身を除く): 140541560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 319411, 638822, 1277644, 1597055, 2235877, 2555288, 3194110, 4471754, 6388220, 8943508, 11179385, 12776440, 17887016, 22358770, 44717540, 89435080]

約数ペア:

[(1, 89435080), (2, 44717540), (4, 22358770), (5, 17887016), (7, 12776440), (8, 11179385), (10, 8943508), (14, 6388220), (20, 4471754), (28, 3194110), (35, 2555288), (40, 2235877), (56, 1597055), (70, 1277644), (140, 638822), (280, 319411)]