2193940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{15671}}^1$

素因数の和:15687

約数の個数: 24

約数和(自身を含む): 5265792

約数和(自身を除く): 3071852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 15671, 31342, 62684, 78355, 109697, 156710, 219394, 313420, 438788, 548485, 1096970, 2193940]

約数ペア:

[(1, 2193940), (2, 1096970), (4, 548485), (5, 438788), (7, 313420), (10, 219394), (14, 156710), (20, 109697), (28, 78355), (35, 62684), (70, 31342), (140, 15671)]