39883580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{911}}^1$

素因数の和:1130

約数の個数: 48

約数和(自身を含む): 91929600

約数和(自身を除く): 52046020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 199, 220, 398, 796, 911, 995, 1822, 1990, 2189, 3644, 3980, 4378, 4555, 8756, 9110, 10021, 10945, 18220, 20042, 21890, 40084, 43780, 50105, 100210, 181289, 200420, 362578, 725156, 906445, 1812890, 1994179, 3625780, 3988358, 7976716, 9970895, 19941790, 39883580]

約数ペア:

[(1, 39883580), (2, 19941790), (4, 9970895), (5, 7976716), (10, 3988358), (11, 3625780), (20, 1994179), (22, 1812890), (44, 906445), (55, 725156), (110, 362578), (199, 200420), (220, 181289), (398, 100210), (796, 50105), (911, 43780), (995, 40084), (1822, 21890), (1990, 20042), (2189, 18220), (3644, 10945), (3980, 10021), (4378, 9110), (4555, 8756)]