12009580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{691}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 27901440

約数和(自身を除く): 15891860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 691, 790, 869, 1382, 1580, 1738, 2764, 3455, 3476, 4345, 6910, 7601, 8690, 13820, 15202, 17380, 30404, 38005, 54589, 76010, 109178, 152020, 218356, 272945, 545890, 600479, 1091780, 1200958, 2401916, 3002395, 6004790, 12009580]

約数ペア:

[(1, 12009580), (2, 6004790), (4, 3002395), (5, 2401916), (10, 1200958), (11, 1091780), (20, 600479), (22, 545890), (44, 272945), (55, 218356), (79, 152020), (110, 109178), (158, 76010), (220, 54589), (316, 38005), (395, 30404), (691, 17380), (790, 15202), (869, 13820), (1382, 8690), (1580, 7601), (1738, 6910), (2764, 4345), (3455, 3476)]