42801220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27793}}^1$

素因数の和:27820

約数の個数: 48

約数和(自身を含む): 112065408

約数和(自身を除く): 69264188

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, 27793, 55586, 111172, 138965, 194551, 277930, 305723, 389102, 555860, 611446, 778204, 972755, 1222892, 1528615, 1945510, 2140061, 3057230, 3891020, 4280122, 6114460, 8560244, 10700305, 21400610, 42801220]

約数ペア:

[(1, 42801220), (2, 21400610), (4, 10700305), (5, 8560244), (7, 6114460), (10, 4280122), (11, 3891020), (14, 3057230), (20, 2140061), (22, 1945510), (28, 1528615), (35, 1222892), (44, 972755), (55, 778204), (70, 611446), (77, 555860), (110, 389102), (140, 305723), (154, 277930), (220, 194551), (308, 138965), (385, 111172), (770, 55586), (1540, 27793)]