190027090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{8681}}^1$

素因数の和:8898

約数の個数: 32

約数和(自身を含む): 375062400

約数和(自身を除く): 185035310

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 199, 398, 995, 1990, 2189, 4378, 8681, 10945, 17362, 21890, 43405, 86810, 95491, 190982, 477455, 954910, 1727519, 3455038, 8637595, 17275190, 19002709, 38005418, 95013545, 190027090]

約数ペア:

[(1, 190027090), (2, 95013545), (5, 38005418), (10, 19002709), (11, 17275190), (22, 8637595), (55, 3455038), (110, 1727519), (199, 954910), (398, 477455), (995, 190982), (1990, 95491), (2189, 86810), (4378, 43405), (8681, 21890), (10945, 17362)]