2108991010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{30128443}}^1$

素因数の和:30128457

約数の個数: 16

約数和(自身を含む): 4338495936

約数和(自身を除く): 2229504926

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 30128443, 60256886, 150642215, 210899101, 301284430, 421798202, 1054495505, 2108991010]

約数ペア:

[(1, 2108991010), (2, 1054495505), (5, 421798202), (7, 301284430), (10, 210899101), (14, 150642215), (35, 60256886), (70, 30128443)]