2005085560

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{443603}}^1$

素因数の和:443727

約数の個数: 32

約数和(自身を含む): 4551377040

約数和(自身を除く): 2546291480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 443603, 887206, 1774412, 2218015, 3548824, 4436030, 8872060, 17744120, 50127139, 100254278, 200508556, 250635695, 401017112, 501271390, 1002542780, 2005085560]

約数ペア:

[(1, 2005085560), (2, 1002542780), (4, 501271390), (5, 401017112), (8, 250635695), (10, 200508556), (20, 100254278), (40, 50127139), (113, 17744120), (226, 8872060), (452, 4436030), (565, 3548824), (904, 2218015), (1130, 1774412), (2260, 887206), (4520, 443603)]