12515800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{5689}}^1$

素因数の和:5716

約数の個数: 48

約数和(自身を含む): 31750200

約数和(自身を除く): 19234400

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, 1100, 2200, 5689, 11378, 22756, 28445, 45512, 56890, 62579, 113780, 125158, 142225, 227560, 250316, 284450, 312895, 500632, 568900, 625790, 1137800, 1251580, 1564475, 2503160, 3128950, 6257900, 12515800]

約数ペア:

[(1, 12515800), (2, 6257900), (4, 3128950), (5, 2503160), (8, 1564475), (10, 1251580), (11, 1137800), (20, 625790), (22, 568900), (25, 500632), (40, 312895), (44, 284450), (50, 250316), (55, 227560), (88, 142225), (100, 125158), (110, 113780), (200, 62579), (220, 56890), (275, 45512), (440, 28445), (550, 22756), (1100, 11378), (2200, 5689)]