3900470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{55721}}^1$

素因数の和:55735

約数の個数: 16

約数和(自身を含む): 8023968

約数和(自身を除く): 4123498

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 55721, 111442, 278605, 390047, 557210, 780094, 1950235, 3900470]

約数ペア:

[(1, 3900470), (2, 1950235), (5, 780094), (7, 557210), (10, 390047), (14, 278605), (35, 111442), (70, 55721)]