7381220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4793}}^1$

素因数の和:4820

約数の個数: 48

約数和(自身を含む): 19329408

約数和(自身を除く): 11948188

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, 4793, 9586, 19172, 23965, 33551, 47930, 52723, 67102, 95860, 105446, 134204, 167755, 210892, 263615, 335510, 369061, 527230, 671020, 738122, 1054460, 1476244, 1845305, 3690610, 7381220]

約数ペア:

[(1, 7381220), (2, 3690610), (4, 1845305), (5, 1476244), (7, 1054460), (10, 738122), (11, 671020), (14, 527230), (20, 369061), (22, 335510), (28, 263615), (35, 210892), (44, 167755), (55, 134204), (70, 105446), (77, 95860), (110, 67102), (140, 52723), (154, 47930), (220, 33551), (308, 23965), (385, 19172), (770, 9586), (1540, 4793)]