805212970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4237963}}^1$

素因数の和:4237989

約数の個数: 16

約数和(自身を含む): 1525667040

約数和(自身を除く): 720454070

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 4237963, 8475926, 21189815, 42379630, 80521297, 161042594, 402606485, 805212970]

約数ペア:

[(1, 805212970), (2, 402606485), (5, 161042594), (10, 80521297), (19, 42379630), (38, 21189815), (95, 8475926), (190, 4237963)]