1989470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:404

約数の個数: 32

約数和(自身を含む): 4148928

約数和(自身を除く): 2159458

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 97, 194, 293, 485, 586, 679, 970, 1358, 1465, 2051, 2930, 3395, 4102, 6790, 10255, 20510, 28421, 56842, 142105, 198947, 284210, 397894, 994735, 1989470]

約数ペア:

[(1, 1989470), (2, 994735), (5, 397894), (7, 284210), (10, 198947), (14, 142105), (35, 56842), (70, 28421), (97, 20510), (194, 10255), (293, 6790), (485, 4102), (586, 3395), (679, 2930), (970, 2051), (1358, 1465)]