20205122520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15306911}}^1$

素因数の和:15306936

約数の個数: 64

約数和(自身を含む): 66125859840

約数和(自身を除く): 45920737320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 15306911, 30613822, 45920733, 61227644, 76534555, 91841466, 122455288, 153069110, 168376021, 183682932, 229603665, 306138220, 336752042, 367365864, 459207330, 505128063, 612276440, 673504084, 841880105, 918414660, 1010256126, 1347008168, 1683760210, 1836829320, 2020512252, 2525640315, 3367520420, 4041024504, 5051280630, 6735040840, 10102561260, 20205122520]

約数ペア:

[(1, 20205122520), (2, 10102561260), (3, 6735040840), (4, 5051280630), (5, 4041024504), (6, 3367520420), (8, 2525640315), (10, 2020512252), (11, 1836829320), (12, 1683760210), (15, 1347008168), (20, 1010256126), (22, 918414660), (24, 841880105), (30, 673504084), (33, 612276440), (40, 505128063), (44, 459207330), (55, 367365864), (60, 336752042), (66, 306138220), (88, 229603665), (110, 183682932), (120, 168376021), (132, 153069110), (165, 122455288), (220, 91841466), (264, 76534555), (330, 61227644), (440, 45920733), (660, 30613822), (1320, 15306911)]