2019493460

素因数分解:

$2^2\times 5^1\times {\mathrm{24889}}^1\times {\mathrm{4057}}^1$

素因数の和:28955

約数の個数: 24

約数和(自身を含む): 4242152040

約数和(自身を除く): 2222658580

約数列:

[1, 2, 4, 5, 10, 20, 4057, 8114, 16228, 20285, 24889, 40570, 49778, 81140, 99556, 124445, 248890, 497780, 100974673, 201949346, 403898692, 504873365, 1009746730, 2019493460]

約数ペア:

[(1, 2019493460), (2, 1009746730), (4, 504873365), (5, 403898692), (10, 201949346), (20, 100974673), (4057, 497780), (8114, 248890), (16228, 124445), (20285, 99556), (24889, 81140), (40570, 49778)]