2285800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1039}}^1$

素因数の和:1066

約数の個数: 48

約数和(自身を含む): 5803200

約数和(自身を除く): 3517400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1039, 1100, 2078, 2200, 4156, 5195, 8312, 10390, 11429, 20780, 22858, 25975, 41560, 45716, 51950, 57145, 91432, 103900, 114290, 207800, 228580, 285725, 457160, 571450, 1142900, 2285800]

約数ペア:

[(1, 2285800), (2, 1142900), (4, 571450), (5, 457160), (8, 285725), (10, 228580), (11, 207800), (20, 114290), (22, 103900), (25, 91432), (40, 57145), (44, 51950), (50, 45716), (55, 41560), (88, 25975), (100, 22858), (110, 20780), (200, 11429), (220, 10390), (275, 8312), (440, 5195), (550, 4156), (1039, 2200), (1100, 2078)]