16282180

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{4091}}^1$

素因数の和:4299

約数の個数: 24

約数和(自身を含む): 34372800

約数和(自身を除く): 18090620

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 4091, 8182, 16364, 20455, 40910, 81820, 814109, 1628218, 3256436, 4070545, 8141090, 16282180]

約数ペア:

[(1, 16282180), (2, 8141090), (4, 4070545), (5, 3256436), (10, 1628218), (20, 814109), (199, 81820), (398, 40910), (796, 20455), (995, 16364), (1990, 8182), (3980, 4091)]