149943220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1071023}}^1$

素因数の和:1071039

約数の個数: 24

約数和(自身を含む): 359864064

約数和(自身を除く): 209920844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1071023, 2142046, 4284092, 5355115, 7497161, 10710230, 14994322, 21420460, 29988644, 37485805, 74971610, 149943220]

約数ペア:

[(1, 149943220), (2, 74971610), (4, 37485805), (5, 29988644), (7, 21420460), (10, 14994322), (14, 10710230), (20, 7497161), (28, 5355115), (35, 4284092), (70, 2142046), (140, 1071023)]