205963010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^2\times {\mathrm{199}}^1$

素因数の和:411

約数の個数: 48

約数和(自身を含む): 410702400

約数和(自身を除く): 204739390

約数列:

[1, 2, 5, 10, 11, 22, 55, 97, 110, 194, 199, 398, 485, 970, 995, 1067, 1990, 2134, 2189, 4378, 5335, 9409, 10670, 10945, 18818, 19303, 21890, 38606, 47045, 94090, 96515, 103499, 193030, 206998, 212333, 424666, 517495, 1034990, 1061665, 1872391, 2123330, 3744782, 9361955, 18723910, 20596301, 41192602, 102981505, 205963010]

約数ペア:

[(1, 205963010), (2, 102981505), (5, 41192602), (10, 20596301), (11, 18723910), (22, 9361955), (55, 3744782), (97, 2123330), (110, 1872391), (194, 1061665), (199, 1034990), (398, 517495), (485, 424666), (970, 212333), (995, 206998), (1067, 193030), (1990, 103499), (2134, 96515), (2189, 94090), (4378, 47045), (5335, 38606), (9409, 21890), (10670, 19303), (10945, 18818)]