201905560

素因数分解:

$2^3\times 5^1\times {\mathrm{5047639}}^1$

素因数の和:5047650

約数の個数: 16

約数和(自身を含む): 454287600

約数和(自身を除く): 252382040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5047639, 10095278, 20190556, 25238195, 40381112, 50476390, 100952780, 201905560]

約数ペア:

[(1, 201905560), (2, 100952780), (4, 50476390), (5, 40381112), (8, 25238195), (10, 20190556), (20, 10095278), (40, 5047639)]