2958140

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{419}}^1$

素因数の和:781

約数の個数: 24

約数和(自身を含む): 6244560

約数和(自身を除く): 3286420

約数列:

[1, 2, 4, 5, 10, 20, 353, 419, 706, 838, 1412, 1676, 1765, 2095, 3530, 4190, 7060, 8380, 147907, 295814, 591628, 739535, 1479070, 2958140]

約数ペア:

[(1, 2958140), (2, 1479070), (4, 739535), (5, 591628), (10, 295814), (20, 147907), (353, 8380), (419, 7060), (706, 4190), (838, 3530), (1412, 2095), (1676, 1765)]