20305150

素因数分解:

$2^1\times 5^2\times {\mathrm{227}}^1\times {\mathrm{1789}}^1$

素因数の和:2028

約数の個数: 24

約数和(自身を含む): 37955160

約数和(自身を除く): 17650010

約数列:

[1, 2, 5, 10, 25, 50, 227, 454, 1135, 1789, 2270, 3578, 5675, 8945, 11350, 17890, 44725, 89450, 406103, 812206, 2030515, 4061030, 10152575, 20305150]

約数ペア:

[(1, 20305150), (2, 10152575), (5, 4061030), (10, 2030515), (25, 812206), (50, 406103), (227, 89450), (454, 44725), (1135, 17890), (1789, 11350), (2270, 8945), (3578, 5675)]