28333960

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{2503}}^1$

素因数の和:2797

約数の個数: 32

約数和(自身を含む): 64002240

約数和(自身を除く): 35668280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 1132, 1415, 2264, 2503, 2830, 5006, 5660, 10012, 11320, 12515, 20024, 25030, 50060, 100120, 708349, 1416698, 2833396, 3541745, 5666792, 7083490, 14166980, 28333960]

約数ペア:

[(1, 28333960), (2, 14166980), (4, 7083490), (5, 5666792), (8, 3541745), (10, 2833396), (20, 1416698), (40, 708349), (283, 100120), (566, 50060), (1132, 25030), (1415, 20024), (2264, 12515), (2503, 11320), (2830, 10012), (5006, 5660)]