2220470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31721}}^1$

素因数の和:31735

約数の個数: 16

約数和(自身を含む): 4567968

約数和(自身を除く): 2347498

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 31721, 63442, 158605, 222047, 317210, 444094, 1110235, 2220470]

約数ペア:

[(1, 2220470), (2, 1110235), (5, 444094), (7, 317210), (10, 222047), (14, 158605), (35, 63442), (70, 31721)]