2940406

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1511}}^1$

素因数の和:1659

約数の個数: 16

約数和(自身を含む): 5080320

約数和(自身を除く): 2139914

約数列:

[1, 2, 7, 14, 139, 278, 973, 1511, 1946, 3022, 10577, 21154, 210029, 420058, 1470203, 2940406]

約数ペア:

[(1, 2940406), (2, 1470203), (7, 420058), (14, 210029), (139, 21154), (278, 10577), (973, 3022), (1511, 1946)]