275328140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{320149}}^1$

素因数の和:320201

約数の個数: 24

約数和(自身を含む): 591637200

約数和(自身を除く): 316309060

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 320149, 640298, 1280596, 1600745, 3201490, 6402980, 13766407, 27532814, 55065628, 68832035, 137664070, 275328140]

約数ペア:

[(1, 275328140), (2, 137664070), (4, 68832035), (5, 55065628), (10, 27532814), (20, 13766407), (43, 6402980), (86, 3201490), (172, 1600745), (215, 1280596), (430, 640298), (860, 320149)]