19148200

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{5039}}^1$

素因数の和:5074

約数の個数: 48

約数和(自身を含む): 46872000

約数和(自身を除く): 27723800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 5039, 10078, 20156, 25195, 40312, 50390, 95741, 100780, 125975, 191482, 201560, 251950, 382964, 478705, 503900, 765928, 957410, 1007800, 1914820, 2393525, 3829640, 4787050, 9574100, 19148200]

約数ペア:

[(1, 19148200), (2, 9574100), (4, 4787050), (5, 3829640), (8, 2393525), (10, 1914820), (19, 1007800), (20, 957410), (25, 765928), (38, 503900), (40, 478705), (50, 382964), (76, 251950), (95, 201560), (100, 191482), (152, 125975), (190, 100780), (200, 95741), (380, 50390), (475, 40312), (760, 25195), (950, 20156), (1900, 10078), (3800, 5039)]