303800840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1085003}}^1$

素因数の和:1085021

約数の個数: 32

約数和(自身を含む): 781202880

約数和(自身を除く): 477402040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1085003, 2170006, 4340012, 5425015, 7595021, 8680024, 10850030, 15190042, 21700060, 30380084, 37975105, 43400120, 60760168, 75950210, 151900420, 303800840]

約数ペア:

[(1, 303800840), (2, 151900420), (4, 75950210), (5, 60760168), (7, 43400120), (8, 37975105), (10, 30380084), (14, 21700060), (20, 15190042), (28, 10850030), (35, 8680024), (40, 7595021), (56, 5425015), (70, 4340012), (140, 2170006), (280, 1085003)]