206897820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{202841}}^1$

素因数の和:202870

約数の個数: 48

約数和(自身を含む): 613394208

約数和(自身を除く): 406496388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 202841, 405682, 608523, 811364, 1014205, 1217046, 2028410, 2434092, 3042615, 3448297, 4056820, 6085230, 6896594, 10344891, 12170460, 13793188, 17241485, 20689782, 34482970, 41379564, 51724455, 68965940, 103448910, 206897820]

約数ペア:

[(1, 206897820), (2, 103448910), (3, 68965940), (4, 51724455), (5, 41379564), (6, 34482970), (10, 20689782), (12, 17241485), (15, 13793188), (17, 12170460), (20, 10344891), (30, 6896594), (34, 6085230), (51, 4056820), (60, 3448297), (68, 3042615), (85, 2434092), (102, 2028410), (170, 1217046), (204, 1014205), (255, 811364), (340, 608523), (510, 405682), (1020, 202841)]