12195260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7919}}^1$

素因数の和:7946

約数の個数: 48

約数和(自身を含む): 31933440

約数和(自身を除く): 19738180

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 7919, 15838, 31676, 39595, 55433, 79190, 87109, 110866, 158380, 174218, 221732, 277165, 348436, 435545, 554330, 609763, 871090, 1108660, 1219526, 1742180, 2439052, 3048815, 6097630, 12195260]

約数ペア:

[(1, 12195260), (2, 6097630), (4, 3048815), (5, 2439052), (7, 1742180), (10, 1219526), (11, 1108660), (14, 871090), (20, 609763), (22, 554330), (28, 435545), (35, 348436), (44, 277165), (55, 221732), (70, 174218), (77, 158380), (110, 110866), (140, 87109), (154, 79190), (220, 55433), (308, 39595), (385, 31676), (770, 15838), (1540, 7919)]