1392920

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{359}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 3175200

約数和(自身を除く): 1782280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 359, 388, 485, 718, 776, 970, 1436, 1795, 1940, 2872, 3590, 3880, 7180, 14360, 34823, 69646, 139292, 174115, 278584, 348230, 696460, 1392920]

約数ペア:

[(1, 1392920), (2, 696460), (4, 348230), (5, 278584), (8, 174115), (10, 139292), (20, 69646), (40, 34823), (97, 14360), (194, 7180), (359, 3880), (388, 3590), (485, 2872), (718, 1940), (776, 1795), (970, 1436)]