203291260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{2399}}^1$

素因数の和:2650

約数の個数: 48

約数和(自身を含む): 451584000

約数和(自身を除く): 248292740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 223, 380, 446, 892, 1115, 2230, 2399, 4237, 4460, 4798, 8474, 9596, 11995, 16948, 21185, 23990, 42370, 45581, 47980, 84740, 91162, 182324, 227905, 455810, 534977, 911620, 1069954, 2139908, 2674885, 5349770, 10164563, 10699540, 20329126, 40658252, 50822815, 101645630, 203291260]

約数ペア:

[(1, 203291260), (2, 101645630), (4, 50822815), (5, 40658252), (10, 20329126), (19, 10699540), (20, 10164563), (38, 5349770), (76, 2674885), (95, 2139908), (190, 1069954), (223, 911620), (380, 534977), (446, 455810), (892, 227905), (1115, 182324), (2230, 91162), (2399, 84740), (4237, 47980), (4460, 45581), (4798, 42370), (8474, 23990), (9596, 21185), (11995, 16948)]