1882900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{991}}^1$

素因数の和:1024

約数の個数: 36

約数和(自身を含む): 4305280

約数和(自身を除く): 2422380

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 991, 1900, 1982, 3964, 4955, 9910, 18829, 19820, 24775, 37658, 49550, 75316, 94145, 99100, 188290, 376580, 470725, 941450, 1882900]

約数ペア:

[(1, 1882900), (2, 941450), (4, 470725), (5, 376580), (10, 188290), (19, 99100), (20, 94145), (25, 75316), (38, 49550), (50, 37658), (76, 24775), (95, 19820), (100, 18829), (190, 9910), (380, 4955), (475, 3964), (950, 1982), (991, 1900)]