276790180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{1487}}^1$

素因数の和:1764

約数の個数: 48

約数和(自身を含む): 598461696

約数和(自身を除く): 321671516

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 227, 410, 454, 820, 908, 1135, 1487, 2270, 2974, 4540, 5948, 7435, 9307, 14870, 18614, 29740, 37228, 46535, 60967, 93070, 121934, 186140, 243868, 304835, 337549, 609670, 675098, 1219340, 1350196, 1687745, 3375490, 6750980, 13839509, 27679018, 55358036, 69197545, 138395090, 276790180]

約数ペア:

[(1, 276790180), (2, 138395090), (4, 69197545), (5, 55358036), (10, 27679018), (20, 13839509), (41, 6750980), (82, 3375490), (164, 1687745), (205, 1350196), (227, 1219340), (410, 675098), (454, 609670), (820, 337549), (908, 304835), (1135, 243868), (1487, 186140), (2270, 121934), (2974, 93070), (4540, 60967), (5948, 46535), (7435, 37228), (9307, 29740), (14870, 18614)]