49261960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{111959}}^1$

素因数の和:111981

約数の個数: 32

約数和(自身を含む): 120916800

約数和(自身を除く): 71654840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 111959, 223918, 447836, 559795, 895672, 1119590, 1231549, 2239180, 2463098, 4478360, 4926196, 6157745, 9852392, 12315490, 24630980, 49261960]

約数ペア:

[(1, 49261960), (2, 24630980), (4, 12315490), (5, 9852392), (8, 6157745), (10, 4926196), (11, 4478360), (20, 2463098), (22, 2239180), (40, 1231549), (44, 1119590), (55, 895672), (88, 559795), (110, 447836), (220, 223918), (440, 111959)]