4787860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3109}}^1$

素因数の和:3136

約数の個数: 48

約数和(自身を含む): 12539520

約数和(自身を除く): 7751660

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, 3109, 6218, 12436, 15545, 21763, 31090, 34199, 43526, 62180, 68398, 87052, 108815, 136796, 170995, 217630, 239393, 341990, 435260, 478786, 683980, 957572, 1196965, 2393930, 4787860]

約数ペア:

[(1, 4787860), (2, 2393930), (4, 1196965), (5, 957572), (7, 683980), (10, 478786), (11, 435260), (14, 341990), (20, 239393), (22, 217630), (28, 170995), (35, 136796), (44, 108815), (55, 87052), (70, 68398), (77, 62180), (110, 43526), (140, 34199), (154, 31090), (220, 21763), (308, 15545), (385, 12436), (770, 6218), (1540, 3109)]