1829801620

素因数分解:

$2^2\times 5^1\times {\mathrm{1721}}^1\times {\mathrm{53161}}^1$

素因数の和:54891

約数の個数: 24

約数和(自身を含む): 3844888488

約数和(自身を除く): 2015086868

約数列:

[1, 2, 4, 5, 10, 20, 1721, 3442, 6884, 8605, 17210, 34420, 53161, 106322, 212644, 265805, 531610, 1063220, 91490081, 182980162, 365960324, 457450405, 914900810, 1829801620]

約数ペア:

[(1, 1829801620), (2, 914900810), (4, 457450405), (5, 365960324), (10, 182980162), (20, 91490081), (1721, 1063220), (3442, 531610), (6884, 265805), (8605, 212644), (17210, 106322), (34420, 53161)]