12039280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13681}}^1$

素因数の和:13705

約数の個数: 40

約数和(自身を含む): 30538224

約数和(自身を除く): 18498944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 13681, 27362, 54724, 68405, 109448, 136810, 150491, 218896, 273620, 300982, 547240, 601964, 752455, 1094480, 1203928, 1504910, 2407856, 3009820, 6019640, 12039280]

約数ペア:

[(1, 12039280), (2, 6019640), (4, 3009820), (5, 2407856), (8, 1504910), (10, 1203928), (11, 1094480), (16, 752455), (20, 601964), (22, 547240), (40, 300982), (44, 273620), (55, 218896), (80, 150491), (88, 136810), (110, 109448), (176, 68405), (220, 54724), (440, 27362), (880, 13681)]