12771880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29027}}^1$

素因数の和:29049

約数の個数: 32

約数和(自身を含む): 31350240

約数和(自身を除く): 18578360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 29027, 58054, 116108, 145135, 232216, 290270, 319297, 580540, 638594, 1161080, 1277188, 1596485, 2554376, 3192970, 6385940, 12771880]

約数ペア:

[(1, 12771880), (2, 6385940), (4, 3192970), (5, 2554376), (8, 1596485), (10, 1277188), (11, 1161080), (20, 638594), (22, 580540), (40, 319297), (44, 290270), (55, 232216), (88, 145135), (110, 116108), (220, 58054), (440, 29027)]