20940710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{1021}}^1$

素因数の和:1328

約数の個数: 32

約数和(自身を含む): 43267392

約数和(自身を除く): 22326682

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 293, 586, 1021, 1465, 2042, 2051, 2930, 4102, 5105, 7147, 10210, 10255, 14294, 20510, 35735, 71470, 299153, 598306, 1495765, 2094071, 2991530, 4188142, 10470355, 20940710]

約数ペア:

[(1, 20940710), (2, 10470355), (5, 4188142), (7, 2991530), (10, 2094071), (14, 1495765), (35, 598306), (70, 299153), (293, 71470), (586, 35735), (1021, 20510), (1465, 14294), (2042, 10255), (2051, 10210), (2930, 7147), (4102, 5105)]