320169916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{859}}^1$

素因数の和:1114

約数の個数: 48

約数和(自身を含む): 629354880

約数和(自身を除く): 309184964

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 197, 394, 473, 788, 859, 946, 1718, 1892, 2167, 3436, 4334, 8471, 8668, 9449, 16942, 18898, 33884, 36937, 37796, 73874, 93181, 147748, 169223, 186362, 338446, 372724, 406307, 676892, 812614, 1625228, 1861453, 3722906, 7276589, 7445812, 14553178, 29106356, 80042479, 160084958, 320169916]

約数ペア:

[(1, 320169916), (2, 160084958), (4, 80042479), (11, 29106356), (22, 14553178), (43, 7445812), (44, 7276589), (86, 3722906), (172, 1861453), (197, 1625228), (394, 812614), (473, 676892), (788, 406307), (859, 372724), (946, 338446), (1718, 186362), (1892, 169223), (2167, 147748), (3436, 93181), (4334, 73874), (8471, 37796), (8668, 36937), (9449, 33884), (16942, 18898)]