42506660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{303619}}^1$

素因数の和:303635

約数の個数: 24

約数和(自身を含む): 102016320

約数和(自身を除く): 59509660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 303619, 607238, 1214476, 1518095, 2125333, 3036190, 4250666, 6072380, 8501332, 10626665, 21253330, 42506660]

約数ペア:

[(1, 42506660), (2, 21253330), (4, 10626665), (5, 8501332), (7, 6072380), (10, 4250666), (14, 3036190), (20, 2125333), (28, 1518095), (35, 1214476), (70, 607238), (140, 303619)]