195091640

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{24509}}^1$

素因数の和:24719

約数の個数: 32

約数和(自身を含む): 441180000

約数和(自身を除く): 246088360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 24509, 49018, 98036, 122545, 196072, 245090, 490180, 980360, 4877291, 9754582, 19509164, 24386455, 39018328, 48772910, 97545820, 195091640]

約数ペア:

[(1, 195091640), (2, 97545820), (4, 48772910), (5, 39018328), (8, 24386455), (10, 19509164), (20, 9754582), (40, 4877291), (199, 980360), (398, 490180), (796, 245090), (995, 196072), (1592, 122545), (1990, 98036), (3980, 49018), (7960, 24509)]