12227240

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1279}}^1$

素因数の和:1529

約数の個数: 32

約数和(自身を含む): 27648000

約数和(自身を除く): 15420760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1279, 1912, 2390, 2558, 4780, 5116, 6395, 9560, 10232, 12790, 25580, 51160, 305681, 611362, 1222724, 1528405, 2445448, 3056810, 6113620, 12227240]

約数ペア:

[(1, 12227240), (2, 6113620), (4, 3056810), (5, 2445448), (8, 1528405), (10, 1222724), (20, 611362), (40, 305681), (239, 51160), (478, 25580), (956, 12790), (1195, 10232), (1279, 9560), (1912, 6395), (2390, 5116), (2558, 4780)]