153022580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{402691}}^1$

素因数の和:402719

約数の個数: 24

約数和(自身を含む): 338261280

約数和(自身を除く): 185238700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 402691, 805382, 1610764, 2013455, 4026910, 7651129, 8053820, 15302258, 30604516, 38255645, 76511290, 153022580]

約数ペア:

[(1, 153022580), (2, 76511290), (4, 38255645), (5, 30604516), (10, 15302258), (19, 8053820), (20, 7651129), (38, 4026910), (76, 2013455), (95, 1610764), (190, 805382), (380, 402691)]